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