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