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