How Many Tissues Should the Kimberly Clark Corporation Package of Kleenex

Short Answer

How many tissues should the Kimberly Clark Corporation package of Kleenex contain?Researchers determined that 60 tissues is the mean number of tissues used during a cold.Suppose a random sample of 100 Kleenex users yielded the following data on the number of tissues used during a cold: $\bar { X } = 52$ , S = 22.Suppose the test statistic does fall in the rejection region at $\alpha$ = 0.05.Which of the following decision is correct? a) At $\alpha = 0.05$ , you do not reject $H _ { 0 }$ .
b) At $\alpha = 0.05$ , you reject $H _ { 0 }$ .
c) At $\alpha = 0.05$ , you do not reject $H _ { 0 }$ .
d) At $\alpha = 0.10$ , you do not reject $H _ { 0 }$ .