If the numbers below form a geometric sequence, fill in the blanks:
90.25, 85.7375,
100,
Select one:
O
100, 95, 90.25, 85.7375. 81.450625,
100. 96. 90.25. 85.7375, 77.16375,
This is not a geometric sequence, so the 2nd and 5th terms cannot
be determined.
O
100. 95.125, 90.25. 85.7375. 79.85065.

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.