Isumi and San Luis Obispo are the same distance from the equator, and they are both near the ocean. Using the information in the map, how does the air temperature of Isumi compare to the air temperature of San Luis Obispo? Why?

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.