Data analytics is the process of analyzing data sets to make decisions based on the information available, which is increasingly being done with the help of specialized applications and systems. Data visualization is a graphical representation of data.

Data Analytics and Visualization MCQs: This section contains multiple-choice questions and answers on data analytics and visualization. It will help the students to test their skills and prepare well for their exams.

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Title
###### A probability distribution is a ___

A probability distribution is a ___.

1. Library function
2. Statistical function
3. Physical property
4. None of the mentioned above
###### Following chart is an example of,

Following chart is an example of,

1. Probability Distribution Chart
2. Line chart
3. Pie chart
4. All of the mentioned above
###### Amongst which of the following is / are the types of Probability Distribution?

Amongst which of the following is / are the types of Probability Distribution?

1. Normal distribution, Binomial distribution
2. Bernoulli distribution
3. Uniform distribution, Poisson distribution
4. All of the mentioned above
###### Binomial distribution is a discrete distribution?

Binomial distribution is a discrete distribution?

1. True
2. False
###### Continuous Probability Distribution includes ___

Continuous Probability Distribution includes ___.

1. Normal distribution
2. Uniform distribution
3. Both A and B
4. None of the mentioned above
###### The Bernoulli random variable's expected value is p, it is also known as the ___

The Bernoulli random variable's expected value is p, it is also known as the ___.

1. Bernoulli distribution's path
2. Bernoulli distribution's function
3. Bernoulli distribution's parameter
4. None of the mentioned above
###### A Poisson distribution is a probability distribution used in statistics to show how many times an event is likely to happen over a given period of time?

A Poisson distribution is a probability distribution used in statistics to show how many times an event is likely to happen over a given period of time?

1. True
2. False
###### The ___ function applies one or more conditions in the specified range of data and returns only those which fulfill all of the conditions

The ___ function applies one or more conditions in the specified range of data and returns only those which fulfill all of the conditions.

1. COUNTIFS
2. COUNT
3. IF
4. None of the mentioned above
###### Amongst which of the following is / are related to Standard Deviation Function?

Amongst which of the following is / are related to Standard Deviation Function?

1. Standard Deviation is one of the ways to quantify dispersion
2. It is a measure of how widely values are dispersed from the average value
3. STDEV.P function which is used to calculate standard deviation based on the entire population given as arguments
4. All of the mentioned above
###### STDEV.P function which is used to calculate standard deviation based on the entire population?

STDEV.P function which is used to calculate standard deviation based on the entire population?

1. True
2. False
###### Amongst which of the following is best fitted to Tableau?

Amongst which of the following is best fitted to Tableau?

1. Tableau is a powerful and fastest growing data visualization tool used in the Business Intelligence Industry
2. Tableau is a people in Business Intelligence Industry
3. Tableau is suitable for factory industry only
4. Tableau is a new alternative for data programming
###### Tableau displays measures over time as a ___

Tableau displays measures over time as a ___.

1. Bar
2. Line
3. Histogram
4. Scatter Plots
###### Amongst which of the following is / are the file extensions in Tableau?

Amongst which of the following is / are the file extensions in Tableau?

1. .twb
2. .twbx
3. .tds
4. All of the mentioned above
###### Amongst which of the following is / are the components of an interactive Dashboard in Tableau?

Amongst which of the following is / are the components of an interactive Dashboard in Tableau?

1. Vertical
2. Horizontal
3. Image Extract
4. All of the mentioned above
###### Amongst which of the following is not a Pattern Line display?

Amongst which of the following is not a Pattern Line display?

1. Binomial Pattern Line
2. Multiple Pattern Line
3. Straight directed Pattern Line
4. None of the mentioned above
###### Sets can be made on Measures?

Sets can be made on Measures?

1. Yes
2. No
###### A bullet graph is a variation of a bar graph developed to replace dashboard gauges and meters?

A bullet graph is a variation of a bar graph developed to replace dashboard gauges and meters?

1. True
2. False
###### Tableau displays data source connections and data fields for the workbook in the ___ on the left side of the workspace

Tableau displays data source connections and data fields for the workbook in the ___ on the left side of the workspace.

1. Data pane
2. Basic Expression
3. LoD Expression
4. None of the above
###### Dimensions can be aggregated?

Dimensions can be aggregated?

1. True
2. False
###### Which of the following is NOT a Tableau field data type?

Which of the following is NOT a Tableau field data type?

1. String
2. Number
3. Float
4. Boolean

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