Adrian hopes that his new training methods have improved his batting average. Before starting his new regimen, he was batting 0.220 in a random sample of 50 at bats.  For a random sample of 24 at bats since changing his training techniques, his batting average is 0.375.  Determine if there is a sufficient evidence to say that his batting average has improved at the 0.10 level of significance.

Answer rating: 100% (QA)

1 Data p1 0220 p2 0375 n1 50 n2 24 2 Hypothesis H0 p1 p2 H1 p1 p2 3 Significance level 0... View the full answer