A diagram that uses rectangles to represent frequency is called ….. graph

• A) histogram
• B) column and Bar
• C) Sector
• D) picture

For a negatively skewed distribution, which of the following is true?

• A) Mean = Median = Mode
• B) Mean > Mode > Median
• C) Mean > Median > Mode
• D) Mean < Median < Mode

A type of graph that shows change over time is a

• A) circle graph
• B) double-bar graph
• C) line graph.
• D) bar graph.

In the central tendency Mean, Median and Mode

• A) Mean is better than Median
• B) Mean is better than Mode
• C) All of these are true
• D) Median is better than Mode

Frequency polygon is a . . . . . obtained from a frequency distribution.

• A) A line graph
• B) None of these
• C) Pareto Chart
• D) Bar Chart

The most commen value in given data is called

• A) mean
• B) mode
• C) Median
• D) none of these

In stem and leaf display stem shows

• A) Thousandth number
• B) None of these
• C) Unit number
• D) Decimal number

If the first class's lower limit is 10 and the class width is 10, what are the class boundaries for the second class?

• A) 20 - 30
• B) 20 - 29
• C) 19 - 29
• D) 19 - 28

How many types of data classification are there?

• A) none of these
• B) 2
• C) 1
• D) 3

The statement that the relative frequency can be converted into cumulative frequency by adding the current frequency to the previous total is

• A) False
• B) True
• C)
• D)

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) 500
• B) 22500
• C) 9
• D) None of these

In a negatively skewed distribution, the relationship between mean, median, and mode is typically:

• A) Mode < Median < Mean
• B) Mean > Mode > Median
• C) Mode = Median = Mean
• D) Mean < Median < Mode

If Mean, Median, and Mode are equal, then the distribution is called:

• A) Bimodal Distribution
• B) Uniform Distribution
• C) Symmetrical Distribution
• D) Skewed Distribution

When we calculate the mode of the data then it is necessary that first we

• A) d) a and b both are wrong
• B) c) a and b both are correct
• C) a) Arrange the data in ascending order
• D) b) Arrange the data in descending order

In an ordered array of data having even number of values, median is the . . .

• A) average of 4 middle values.
• B) Sum of 2 middle values.
• C) average of 2 middle values.
• D) difference of 2 middle values.

The most common measure of central tendency which affected by extreme values is called……

• A) Mode
• B) Median
• C) Range
• D) Mean

Deciles divide the data into how many equal parts?

• A) 7
• B) 12
• C) 5
• D) 10

Class width of the given data is defined as ratio of

• A) Range and the number of classes
• B) Range and number of values in the given data
• C) Range and mid point/value
• D) None of these

Mode of the data 25,35,21,56,25,56,65 is ......

• A) 65
• B) 21
• C) 35
• D) 25 & 56

Central tendency is tendency of data values to ----- in the central part of data

• A) Cluster
• B) Disperse
• C) None of these
• D) both of these