The weights of a group of men and women were recorded and presented in a stem and leaf plot as shown.

Men |
Women |

Click to view stem and leaf plots. |

Key: | 4 | 2 | $=$= | 42 kg |

a

What is the mean weight of the group of men? Express your answer in decimal form.

b

What is the mean weight of the group of women? Express your answer in decimal form.

c

Which group is heavier?

Men

A

Women

B

Men

A

Women

B

Easy

Approx 3 minutes

Sign up to try all questions

Informally assess the degree of visual overlap of two quantitative data distributions.

Use measures of center and measures of variability for quantitative data from random samples or populations to draw informal comparative inferences about the populations.