Which table shows no correlation? х
y
3
-1
5
-2
6
-3
8
-2
10
-5
14
-4
15
-8
х
y
3
-6
5
-7
6
-4
8
-2
10
0
14
-1
15
3
х
y
3
-2
5
-4
6
6
8
8
10
12
14
10
15
-16
х
3
-3
5
5
6
-9
8
-11
10
-13
14
-15
15
-17
y

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.