The figure is made up of two shapes, a semicircle and a rectangle. What is the exact perimeter of the figure?

8π+72 in.

4π+34 in.

8π+34 in.

4π+26 in.

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.