# statistic homework help

(2 points) The U.S. Bureau of the Census conducts nation- wide sureys on characteristics of U.S. households.

Household size Relative Frequency 1 0.1 2 0.05 3 0.275 4 0.25 5 0.125 6 0.175 7 0.025

Total 1

a) Use the previous relative frequency distribution to obtain the percentage of U.S. households that are between sizes 3 and 5. answer:

b) Use your answer from part a) to estimate the area under the corresponding normal curve that lies between 3 and 5. answer:

Answer(s) submitted