question 20

A sample mean. sample size, and population standard deviation are given. Use the onemean ztest to perform the required hypothesis testat the given significance level. Use the P-value approach. 20; I=137Jn = 20, 0:142. no: p = 132.1%: p #13241 = 0.05 20) A} z = 2.57: Pvalue = 0.0101; reject Hg E) z = 0.35: Fvalue = 0.27263; do not reject Ho. C) 2 = 15?: Pvalue = 0.1164; do not reject 110 D} 2 2 1.5.7\"; P-valuc = 0.0582; do not reject H0