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