The height of a student is 60 inches. This is an example of .....

• A) qualitative data
• B) categorial data
• C) continuous data
• D) discrete data

In a multiple bar chart comparing the sales performance of two products across different regions, how are the bars typically arranged?

• A) Vertically, with each product represented by a different colour
• B) In a circular fashion, with each region represented by a different colour
• C) Vertically, with each product represented by the same colour
• D) Diagonally, with each product intersecting each region

A ___________ variable is one that can take only a discrete set of integers or whole numbers.

• A) continuous
• B) qualitative
• C) nominal
• D) discrete

In Univariate situation we have to deal with .....

• A) two variables
• B) three variables
• C) single variable
• D) no variable

Which example best illustrates the use of an ordinal scale?

• A) Ranking students' performance as excellent, good, fair, or poor
• B) Measuring the temperature of different liquids
• C) Measuring the length of a table in meters
• D) Classifying students based on their favourite subject

Ranking scale also includes the properties of ....

• A) Interval Scale
• B) Ratio Scale
• C) None of these
• D) Nominal Scale

${\text{If}}\,\sum {fX} = 340\,\,{\text{and}}\,\,\,\sum f = 20\,\,\,{\text{then}}\,\,\bar X = \_\_\_\_\_\_\_\_\_\_.$

• A) 7800
• B) 360
• C) 17
• D) 320

In a pie chart, the entire pie (circle) represents _____________ percent of a whole.

• A) 360
• B) 100
• C) 180
• D) 80

Which one of the following is not a type of bar chart.

• A) pie
• B) simple
• C) multiple
• D) component

Component bar charts could be used when we have information available about totals and their components.

• A) true
• B) false
• C)
• D)

Technical term for number of something happens or occurs is ………

• A) Chart
• B) Frequency
• C) Polygon
• D) Histogram

If a pie chart represents the distribution of fruit preferences among 200 people, and 20 of them prefer apples, what angle would the sector representing apples have?

• A) 38 degrees
• B) 40 degrees
• C) 24 degrees
• D) 36 degrees

The grouping error is small for the __________.

• A) geometric mean
• B) mean deviation
• C) harmonic mean
• D) arithmetic mean

If the frequency distribution contains ....mode/modes then it is called bi modal distribution.

• A) exactly one
• B) two
• C) three
• D) four

If no. of students from category A=719 and from category B=481 and total no. of students is 1200 then percentage of students of Category B =…….

• A) (481/1200)*100
• B) 481+1200/100
• C) (719/481)*1200
• D) (719/1200)*100

In pie chart the angle for each sector can be found by the formula=.........

• A) (cell frequency/total frequency)*280
• B) (cell frequency/total frequency)*360
• C) (cell frequency/total frequency)*450
• D) (cell frequency/total frequency)*180

If a simple bar chart displays the sales revenue of different departments in a store, how are the departments typically labelled on the chart?

• A) Along the y-axis (vertical axis)
• B) At the top of each bar
• C) In a legend positioned outside the chart area
• D) Along the x-axis (horizontal axis)

If the mean of the data is 50 and sum of the data is 450 then the number of observations in the data will be…….

• A) 11
• B) 10
• C) 9
• D) 8

In a multiple bar chart, ______________ group (s) of related data is (are) represented.

• A) two or more
• B) may or may not one
• C) one
• D) only two

An error is said to be __________ when the observed value is consistently and constantly higher or lower than the true value.

• A) un-biased
• B) random
• C) actual
• D) biased