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