Frequency Distribution and Central Tendency Quiz

What type of graph is used to represent the frequency distribution of a set of data?

• Line graph

• Pie chart

• Histogram

• Scatter plot

Which measure of central tendency is the middle value when the data is arranged in order?

• Mean

• Mode

• Median

• Range

If a histogram has intervals of 1-10, 11-20, 21-30, and the bar for 11-20 interval is the tallest, what does this indicate?

• The most frequent data points fall within the 1-10 range.

• The most frequent data points fall within the 11-20 range.

• The most frequent data points fall within the 21-30 range.

• The data points are evenly distributed across all intervals.

If a data set has the numbers 2, 4, 4, 4, 5, 7, 8, what is the mode?

• 2

• 4

• 5

• 7

In the data set 3, 5, 7, 9, 11, what is the median?

• 3

• 7

• 9

• 11