5. Use your Casio 9750GII to graph a box and whisker for each of the age and
gender groups. Draw a sketch of each graph. Be sure to label the
interquartile values for each age and gender group.
Female < 21 Female ≥ 21
Male < 21 Male ≥ 21
6. What is the range of costs for car insurance for females over 21 years old?
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What is the mean cost?
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7. What is the range of costs for car insurance for males over 21 years old?
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What is the mean cost?
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8. What is the difference between a male driver over 21, and a female driver over
21 years old?
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Activity 4 • Statistics with the Casio fx-9750GII
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