2 55 A random sample of 64 Male college students shows that average weight is 166 lb with a Standard deviation of 25 lb a At 5 level of significance does the sample provide enough evidence to prove that the mean weigh of all college students is more than 163 lb b Also explain the meaning of alpha and P value occurred in the content of this problem c Describe what kind of error it is for type II error in the content of this problem