Cumulative Frequency and Box Plots

What are the correct cumulative frequencies (in order)

• 40

• 6, 15, 23, 21, 11

• 6, 15, 29, 36, 40

• 6, 15, 29, 37, 40

Which is the correct cumulative frequency graph for the table given?

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What is the median weight of parcels?

• 20

• 1.9

• 1.2

• 22.5

What is the interquartile range for the weight of parcels?

• 1.4

• 20

• 0.7

• 8

How many parcels have a weight over 6kg?

• 38

• 2

• 0.3

• 10

Which is the best response for comparing the scores of paper 1 and paper 2?

Paper 1 med ≈ 65, IQR ≈ 25

Paper 2 med ≈ 45, IQR ≈ 30

• The score on paper 1 was higher on average as it has a higher median.

• The score of paper 2 was lower and less consistent than paper 2.

• On average, the score is better on paper 1 as it has a higher median, but paper 2 scores are more consistent as they have a lower interquartile range.

• Paper 1 is better as it has a higher median and a lower interquartile range.

Which is the fully correct box plot drawn to show the maximum day temperature?

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Which statement is correct about the box plots shown?

• Geography results are not as good as history as they have a lower mean.

• Geography results are less consistent as they have a smaller interquartile range.

• History results are better as they have a higher median.

• History results are better as they have a bigger interquartile range.

Which box plot matches the statement 

"At least ¾ of data values are less than 35 minutes."

• A

• B

• C

• None of the above

Which box plot matches the statement 

"The IQR is only 10 less than the range."

• A

• B

• C

• None of the above