Consider H0: = 45 versus H1: 45. A random sample of 25 observations produced a sample mean of 41. Using = .025 and the population is known to be…

6. Consider H0: μ = 45 versus H1: μ < 45. A random sample of 25 observations produced a sample mean of 41.8. Using α = .025 and the population is known to be normally distributed with σ = 6

A. What is the value of z? Round to two decimal place

B. Would you reject the null hypothesis?

  1. Reject Ho
  2. Do not reject Ho