Statistics Review

Which measure of center involves adding all the data points together and then dividing by the number of data points?

• Mean

• Median

• Mode

• Range

Which measure of center involves taking the largest data point and subtracting the smallest data point from it?

• Mean

• Median

• Mode

• Range

Which measure of center looks at the data set and points out the most repeated data point?

• Mean

• Median

• Mode

• Range

Which measure of center involves putting the data points in order from least to greatest and then finding the data point that is in the middle?

• Mean

• Median

• Mode

• Range

What measure of variation requires you to find the median then find the medians of the upper and lower halves of the data sets and subtract them?

• Interquartile Range

• Mean Absolute Deviation

• Mode

• Median

What measure of variation requires you to find the mean, find the distance between the mean and every data point, then find the mean of those new data points?

• Interquartile Range

• Mean Absolute Deviation

• Median

• Mode

What kind of question is this: How many seconds in an hour?

• Statistical

• Non-Statistical

What kind of question is this: Favorite ice cream of sixth grade students?

• Statistical

• Non-Statistical

Find the Median for this set of data.

Find the Mode(s) for this set of data.

• 1

• 2

• 5

• 6