Gr11 Stats - Ungrouped data

Calculate the range.

• 156

• 56

• 100

• 71

Write down the mode.

• 71

• 93

• 100

• 156

Determine the median.

• 14

• 93

• 71

• 28

Determine the interquartile range of the data.

• 45

• 127

• 82

• 21

Determine the standard deviation of the data (round your answer to two decimals).

The person weighing 127kg states that she weighs more than one standard deviation above the mean. Do you agree with this person?

• Yes

• No