High 80.000 20.000 100 b. 39. a. b. For midsized cars, driving speeds seem to yield higher miles per gallon. 40. a. b. Colder average low temperature seems to lead to higher amounts of snowfall. c. Two cities have an average snowfall of nearly 100 inches of snowfall: Buffalo, N.Y and Rochester, NY. Both are located near large lakes in New York. 41. a. b. The percentage of people with hypertension increases with age. c. For ages earlier than 65, the percentage of with hypertension is higher than that for females. After age 65, the percentage of females with hypertension is higher than that for males. 42. a. b. After an increase in age 25-34, smartphone ownership decreases as age increases. The percentage of people with no cell phone increases with age. There is less variation across age groups in the percentage who own other cell phones. c. Unless a newer device replaces the smartphone, we would expect smartphone ownership would become less sensitive to age. This would be true because current users will become older and because the device will become to be seen more as a necessity than a luxury.
High 80.000 20.000 100 b. 39. a. b. For midsized cars, driving speeds seem to yield higher miles per gallon. 40. a. b. Colder average low temperature seems to lead to higher amounts of snowfall. c. Two cities have an average snowfall of nearly 100 inches of snowfall: Buffalo, N.Y and Rochester, NY. Both are located near large lakes in New York. 41. a. b. The percentage of people with hypertension increases with age. c. For ages earlier than 65, the percentage of with hypertension is higher than that for females. After age 65, the percentage of females with hypertension is higher than that for males. 42. a. b. After an increase in age 25-34, smartphone ownership decreases as age increases. The percentage of people with no cell phone increases with age. There is less variation across age groups in the percentage who own other cell phones. c. Unless a newer device replaces the smartphone, we would expect smartphone ownership would become less sensitive to age. This would be true because current users will become older and because the device will become to be seen more as a necessity than a luxury.
solution-manual-essentials-of-statistics-for-business-and-economics-7th-edition-anderson.docx