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AP® Statistics

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Comparing Mean and Standard Deviation from Two Histograms

APSTAT-EYHXBN

The histograms above represent the distribution for Ms. Dorman's students' test scores on the first two chapter tests. Which of the following statements is true?

A

Chapter One has the larger mean and the larger standard deviation.

B

Chapter One has the larger the mean, but Chapter Two has the larger standard deviation.

C

Chapter Two has the larger mean, but Chapter One has the larger standard deviation.

D

Chapter Two has the larger mean and the larger standard deviation.

E

Chapter One and Chapter Two have the same mean and standard deviation.