Understanding Measures of Center and Spread

What are the three measures of center discussed in the video?

• Mean, Median, Variance

• Range, Median, Mode

• Mean, Median, Mode

• Mean, Mode, Standard Deviation

Which measure of center is described as the most common value in a data set?

• Mode

• Median

• Range

• Mean

What is the correct way to describe the absence of a mode in a data set?

• Zero

• None

• Undefined

• Null

How do you find the median in an ordered data set?

• Subtract smallest from largest

• Most frequent number

• Middle value

• Average all numbers

What is the mean of the data set 6, 20, 23, 37, 64?

• 32

• 28

• 25

• 30

How is the range of a data set calculated?

• Identify the middle value

• Find the most frequent value

• Add all values and divide by the number of values

• Subtract the smallest value from the largest

What does a mode of '5' indicate in a data set?

• Average is 5

• 5 is the middle value

• 5 appears most frequently

• Data set ranges from 0 to 5

If a data set has two modes, what is this condition called?

• Bimodal

• Twice mode

• Dual-mode

• Double peak

In a data set with values 2, 9, 12, 13, what is the range?

• 9

• 11

• 13

• 10

What is the median of a data set where the two middle numbers are 50 and 100?

• 60

• 50

• 75

• 100