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The process of inspecting, cleansing, and modelling data with the goal of discovering useful information, informing conclusions, and supporting decision-making.
A matrix that has the same number of rows and columns is called
The proportion of a well defined positive event is called _________________.
KR means __________________________.
Primarily used for data pre-processing.
He coined the term “analysis of algorithms”.
What is the earlier name for data science?
It is a language that we say things about the world.
3A + B =
It does NOT require the assumption that the parameters are normally distributed.
What does ROC mean?
If there are 103 scores the median is equal to the _____ranked score.
Empirical rule for a normal distribution that is 2 standard deviations above and below the mean is ________% of data.
Which of the following is a set equal to the distinct letters of the word "MISSISSIPI"?
Which is primarily written in C and in Fortran?
A network purpoting to describe family memberships.
Refers to using tools of statistics to present data visually.
What is an organized collection of information and set of information used to manage that operation?
What is a great example of data product?
ROC means
It is used for prototyping in Rapid miner.
It corresponds to the case where the dependent variable has more than 2 categories.
A vegetable distributor knows that during the month of August ,the weights of tomatoes are normally distributed with a mean of 0.61 lb and a standard deviation of 0.15 lb. What percent of the tomatoes weigh less than 0.71 lb?
Which of the following is NOT a data mining tool?
GLM means_____________.
SBC means_________
What is a data structure that has a fixed size?
Which of the following does NOT use continuous distribution?
_____________ is rated as the number one business analytics software.
Data involving two variables.
In the equation of the regression line represented by Y= 1.24 X + 6.9 if X=2 then Y =?
Empirical rule for a normal distribution that is 3 standard deviations above and below the mean covers ______% of the data.
It is used to discover patterns in large data sets
Example of a data product.
Which is NOT a KR technology?
The term "analysis of algorithms" was coined by
The following are abstract notions EXCEPT
What is KR?
It assigns a cost to every machine operation.
The creation of a data product contains 3 components EXCEPT
It is used in organization’s strategic and tactical business decision making.
Which of the following is TRUE when a distribution is normal?
It includes identifying groups of data records
A distribution where large distribution are displayed.
Which pair belongs to the same family of models called GLM ? i) logistic ii) linear regression iii.) multinomial regression iv)probability
A survey of 100 consumers said that the price charged for a kilo of rice could be approximated by a normal distribution with a mean of 35 and a standard deviation of 4.How many are less than 39?
Which of the matrices is singular?
What is the value of the mean if a score of 110 is 3 standard deviation above the mean?
Which of the following is NOT a module in rapid Miner?
What increases data volume?
Classification table is also called ________
In α =babaa β =a^6b^5bb, what is the length of the concatenation of the two strings?
Which is NOT a value of r ?
It has the goal of discovering useful information to support decision making.
Which is a concatenation of α =babaa β =a^6b^8a which is α β ?
A bell-shaped distribution that is symmetric about a vertical line?
On an examination given to 1000 students, Jef’s score of 80 was higher than the score of 480 students who took the exam. What is the percentile for Jef’s score?
Which is NOT a basic representation technology?
An array is a good example of _________data structure.
It is a free software programming language.
The following are distinct roles that KR plays EXCEPT
The method that does NOT require t he assumption that the parameters are normally distributed.
It is a numerical description of the outcome of a statistical experiment.
Who said that "The future is not google-able " ?
It views the world in terms of attribute -object value triples
On an examination given to 1000 students, Jef’s score of 80 was higher than the score of 480 students who took the exam. What is the percentile for Jef’s score?
Another term for text analytics.
What conditions must be satisfied in the development of a probability function for a discrete random variable? a. must be nonnegative b.sum of the probabilities for each value must be equal to 1. c. may assume any value d.assumes specific values
All representations are ________.
If A={ 2,3} B={4,5},which of the following is a Cartesian product of the two sets?
If the standard deviation of a distribution is 3, the variance is
LR means ________________________.
Matrix B is
A negative correlation exists when___________.
It shows a high correlation between the incidence of flu and searches about flu on google.
It offers a way to examine trends from collected data and derive insights from it.
The integral of all the values of a random variable in a probability density function is equal to______.
It involves a commitment in viewing the world in terms of individual entities and relations.
The method that does not require the assumption that parameters are normally distributed.
He said that “ In mathematics the art of proposing a question must be held of higher value than solving it”.
ROC comes from ______theory.
If R= { (3,3), (3,6), (5,5),(5,10),(6.12)} is a binary relation in R which the domain is
The most frequent score.
Which function provides the value of a function at any particular value of x but does NOT directly give the probability of the random variable?
___________ uses artifacts to present data visually.
It sees a set of prototypes in particular to be matched to cases at hand
The developer of farmville, a famous game in the internet.
it is a perfect software for machine learning.
Which is NOT a characteristic feature of data structure?
The explosion of _______data is the main reason why every 2 days 5 exabytes of data are generated.
Data is NOT information unless we add_________.
It is a process that goes on internally while most things it wishes about exists only externally.
Which of the following belong to the GLM?
The score NOT easily affected by extreme values.
The following are artifacts used in data analysis EXCEPT:
The classification table that XL Stat can display.
Positive correlation means that_______________.
It is a perfect software which is written in Python computing language.
AUC means___________.
The score NOT easily affected by extreme values.
Which of the following is NOT a goal in data mining?
These are the data skills that a good data scientist need to cultivate EXCEPT
It is used to enable an entity to determine consequences by thinking rather than acting.
What technique can be used to measure an algorithm's running time?
Algorithms are independent of its
The method of correlation used for ranked score is ________.
“ All models are wrong but some are useful “
If in a distribution all scores are distinct then_____________.
A score of 50 lies 2 standard deviations above a mean of 30.What is the value of the standard deviation?
The following are continuous distributions EXCEPT
The proportion of a well-defined classified positive events.
Displays the performance of a model and enables a comparison to be made with other models.
The following provided inspirations of what constitute intelligent reasoning EXCEPT
The number that occurs most frequently is called________.
Which of the following algorithms is the fastest?
It is a collection of machine learning algorithms for data mining task.
What is the value when it is 2 standard deviations above the mean in a normal probability distribution?
Exabyte means ________bytes
It sees the medical world as made of empirical associations connecting symptoms to diseases.
KR is a set of __________commitments.
The following are large inputs EXCEPT
An example of an abstract computer.
It views the world in thinking of prototypical objects.
Which of the following statements is TRUE?
The proportion of a well-classified negative event.
Which is usually denoted as n in algorithms?
The following provided inspirations of what constitutes intelligent reasoning EXCEPT
The _______value is the weighted average of the value the random variable may assume.
Data involving two variables are called _________data.
The creation of data from varied sources and its qualification into information.
The area of the standard normal curve to the right of z=0.82 is _______.
It enables the performance of a model and enables a comparison to be made with other models.
Which of the following is a continuous distribution?
He pointed out that until 2003 ,all of mankind had generated just 5 exabytes of data
It views the world in terms of attributes object value triples.
Running time for algorithms is usually measured in
What percent of data will lie within 2 standard deviation of the mean?
It is a powerful tool that shows the network of data.
Which is NOT a component of KR?
There are how many data mining techniques?
The range in R={ (3,3), (3,6), (5,5),(5,10),(6.12)} is a binary relation in R is
A survey of 100 consumers said that the price charged for a kilo of rice could be approximated by a normal distribution with a mean of 35 and a standard deviation of 4.How many of them lie between 27 and 43?
The two sets If A={ 2,3} B={4,5} are said to be
PAW means____________.
It sees a set of prototypes in particular prototypical diseases to be matched against the case at hand.
It list the percent of data in a distribution.
A frequently used method as it enables binary variables, sum polytomous variable to be modelled.
The classification table that XLSTAT can display
A bell shaped curve that is symmetric about a vertical line.
It is a theoretical classification that estimates and anticipates the increase in running time (or run-
A bell-shaped distribution that is symmetric about a vertical line.
Another term for variability.
Two of the most widely used discrete probability distribution.
A vegetable distributor knows that during the month of August ,the weights of tomatoes are normally distributed with a mean of 0.61 lb and a standard deviation of 0.15 lb. How many can be expected to weigh between 0.31 to 0.91 in a shipment of 4500 tomatoes.
What is the correct meaning of ADT?
The value of X in the regression equation Y= 1.24 X + 6.9 if Y=13.1 is
The intersection of the two sets A={ 2,3} B={4,5} is a
Which is an example of a discrete random variable?
Algorithm analysis is an important part of a broader_____________.
The goal is to transform raw data into understandable business information.
It relates the length of an algorithm’s input to the number of steps it takes.
What is the shape of a normal probability distribution?
A distribution with 4 modes is said to be a _________distribution.
Which is Not an interaction data?
It is often used as a model of the number of arrivals at a facility in a given period of time.
It expands available data enormously.
It provides the height or the value of the function at any particular value of x
It includes identifying groups of data records.
What is the value of the standard deviation in a standard normal distribution?
Earlier name for data science.
Matrix B is
Which of the following type of text is processed in text analytics?
Time needed to execute an algorithm is a function of its________.
It refers to well based theories and sound business judgement.
The standard deviation for the data in 2,4,4,4,5,5,6,8,9
What is the process of deriving useful information from text?
Which of the following is used as a method for Correlation?
It expands available data enormously since there is so much more text being generated than numbers.
3A + B
It makes complex data more understandable and usable.
The process of inspecting,cleansing,transforming and modelling data with the goal of discovering useful information.
According to Hilary Mason which is NOT a skill that a good data scientist must cultivate.
A perfect positive correlation coefficient is equal to
Another term for an empty set.
The quantification of data into information.
It is a theoretical classification that estimates and anticipates the increase increase in running time for algorithms.
The major outcome of correlation.
The symbol used to indicate strings with no elements.
The normal distribution with a mean of 0 and standard deviation of 1.
The following are the 3V's of big data EXCEPT
A graph that is used to indicate frequency distribution.
Which of the following data mining techniques is predictive?
Which of the following is NOT a method used in data analysis?
_____________ includes identifying groups of data record.
KR as a _________is a substitute for the thing itself.
It is a process of finding the computational complexity of algorithms.
Which of the following is TRUE?
The expected value or mean of a random variable in discrete case.
The score easily affected by extreme values is the _________.
What type of text are processed in Text analytics?
It is a variety of formal calculation typically deduction.
The sets A= { x/x is a distinct letter in the word "MATHEMATICS"} and B={x/x is a distinct letter in the word "STATISTICS"} , the two sets are
Which of the following is TRUE?
What does GLM means?
What range of values lie between 3 standard deviations above and below the mean if the mean is 80 and the standard deviation is 3?
Which of the following is the transpose of B?
He is someone who asks interesting questions on formal and informal theory.
It refers to the degree of relationship between two variables?
The normal distribution with a mean of 0 and standard deviation of 1.
The function describing the performance of an algorithm is usually an upper bound determined from ______inputs.
How many bytes of data are generated every two days in today's world?
It is popular among financial data analysts.
The equation of the _______line predicts the value of Y given X.
A data having the same number of occurrence in scores is said to be
If A= { x/x is a distinct letter in the word "MATHEMATICS"} AND B={x/x is a distinct letter in the word "STATISTICS"} then their intersection is
It extracts meaningful numerical indices from information and make it available to statistical and machine learning.
The creation of data from varied sources and its quantification into information.
The following are data mining techniques EXCEPT:
Which belong to the GLM family?
ML means:
The constant multiplicative factor in which algorithms are related are_______ constants.
What is the mean for a standard normal distribution?
What is the focus of data science?
Which is not a measure of central tendency?
It is a method for discovering patterns in large data sets.
A special type of function where the domain is a set of consecutive integers.
A graph used to indicate intervals in a frequency distribution is refereed to as a______________.
It refers to a frequently used method as it enables binary or polytomous variables to be modelled.
A positive z-score means that the score is
A vegetable distributor knows that during the month of August ,the weights of tomatoes are normally distributed with a mean of 0.61 lb and a standard deviation of 0.15 lb. How many can be expected to weigh more than 0.31 lb in a shipment of 6000 tomatoes.
What range of values 3 SD below and above the mean in a normal distribution if the mean is 10 and standard deviation is 2?
A score of 3 in 2,4,4,4,5,5,6,8,9 is
The proportion of well defined negative events is called ________________.
If the standard deviation of a distribution is 3.5, the variance is
In 2,4,4,4,5,5,6,8,9 the range is
He proposed the use of a penalized likehood function.
It allows you to see which value of the explanatory variable corresponds a given probability success.
Empirical rule for a normal distribution lie ______% of data with 1 standard deviation below and above the mean.
What programming language is used in Rapid miner?
The person who said that “ The future is not google-able”.
_______________ is a data structure that every component has a unique processor and succesor.
What is the value of the mean and standard deviation in a normal probability density function?
Which of the following pertains to predictive data mining technique?
The middle-most value in a ranked list of numbers.
What programming language doe Orange use?
Which is NOT a correct correlation Coefficient?
As of 2014,there are _______million of tweets a day.
Which is NOT a basic representation technologies?
The most commonly used continuous probability distribution.
It relates the length of an algorithm to the number of storage location it uses.
The difference between the highest and lowest value.
Which is NOT a measure of variability?
What is the value of the mean in a normal probability density function?
A model that corresponds to the case where the dependent variable has more than two categories.
It partitions a ranked data into four equal groups.
Any way to get new expressions from old ones.
What is the value of the mean if a score of 110 is 3 standard deviation above the mean?
It transforms data into actionable intelligence for business purposes.
What is the size of the product of a 5x 6 and a 6x 8 matrices?
It is a module in rapid miner that considers the workflow.
Lists the percent of data in each distribution.
Which of the following is a discrete distribution?
To estimate the parameters of the model ,the ________function is maximized.
If R={ (3,3), (3,6), (5,5),(5,10),(6.12) is a cartesian product of sets X and Y and x= {3,5,6} then Y=?
An algorithm is said to be efficient when its function values are
The following are discrete distributions EXCEPT
A network purpoting to describe family memberships.
The following processes are used in data analysis EXCEPT:
Addition and subtraction of matrices only is possible if two are more matrices.
What is value of quartile 3 in 2,4,4,4,5,5,6,8,9 ?
It involves a commitment in viewing the world in terms of individual entities and relations between them.
It is a numerical function of the outcome of a statistical experiment.
What is the size of the product of a 5x 6 and a 6x 8 matrices?
It is a variety of formal calculation typically deduction.
The distribution 2,4,4,4,5,5,6,8,9 is said to be
Which pair belongs to the same family of models called GLM? i) logistic ii) linear regression iii.) multinomial regression iv)probability
It refers to a data structure that grows and shrinks at execution time.
The following are softwares used in data mining EXCEPT
Null strings are indicated by
A new phenomenon for the explosion of _________data
Which of the following does not use discrete distribution ?
The most common function used to link probability to explanatory variables.
If there are 101 scores the median is equal to the _____ranked score.
The product of a 2x5 and 5x3 matrices is a ______matrix
The most common functions used to link probability to the explanatory variables are the LOGIT model and ________model.
He coined the term "data scientist"
The following are elements in an analytic plan EXCEPT
The most widely used continuous probability distribution.
The method used to iteratively find a solution to a multinomial legit model.
It is often used as model of of the number arrivals at a facility in a given period of time.
A positive z-score means that the score is
IOT means
Which of the following is a predictive data mining technique?
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