Diego is making a stack of pennies. he starts with five and then adds them one at a time. a penny is 1.52 mm thick.
a. complete the table with the height of the stack h(n), in mm, after n pennies have been added.
b. does h(1.25) makes sense? explain how you know?
table
n. h(n)
0. 7.6
1
2
3

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.