1. Here's a tape diagram that shows how far two animals walked. 3
3
Hamster
Guinea pig
3
3
3
3
3
3
3
a) What percent of the hamster's distance did the guinea pig walk?
b) What percentage of the guinea pig's distance did the hamster walk?
c) Compare the distance the hamster and guinea pig walked using fractions.

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.