The relationship between the amount of money a nutritionist earns, m, and the number of hours, h, the nutritionist works is modeled by the equation m = 45h. Which statement about
the constant of proportionality is true?

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.