# Question: The table shows Minitab descriptive statistics for the years of

The table shows Minitab descriptive statistics for the years of education for the fathers and mothers of students in one of the author’s statistics classes and in one of her pre-algebra classes. Twelve years is equivalent to a high school education.

a. Are the means higher for those in pre-algebra or those in statistics?

b. In pre-algebra, is the mean higher for the mothers or the fathers?

c. Which of the four groups has the smallest standard deviation (StDev)?

a. Are the means higher for those in pre-algebra or those in statistics?

b. In pre-algebra, is the mean higher for the mothers or the fathers?

c. Which of the four groups has the smallest standard deviation (StDev)?

**View Solution:**## Answer to relevant Questions

College students and surfers Rex Robinson and Sandy Hudson collected data on the self-reported numbers of days surfed in a month for 30 longboard surfers and 30 shortboard surfers. Longboard: 4, 9, 8, 4, 8, 8, 7, 9, 6, 7, ...The pay rates for 3 people were the following numbers of dollars per hour: 8, 10.5, and 7. In Mexican pesos (if the exchange rate is 10 pesos per dollar), these pay rates are 80, 105, and 70 pesos per hour. a. Compare the ...In 2011, the mean rate of violent crime (per 100,000 people) for the 10 northeastern states was 314, and the standard deviation was 118. Assume the distribution of violent crime rates is approximately unimodal and ...Babies born after 40 weeks gestation have a mean length of 52.2 centimeters (about 20.6 inches). Babies born one month early have a mean length of 47.4 cm. Assume both standard deviations are 2.5 cm and the distributions are ...The number of alcoholic drinks per week is given for 45 adult men and 36 women who drink. The data are at this text’s website. a. Compare the median numbers of drinks for men and women. b. Compare the interquartile ranges ...Post your question