Solution:
This is two tailed test,
Critical value of the significance level is α = 0.05, and the critical value for a two-tailed test is
= 1.645
Rejection region is,
Reject H0. if z > 1.645
Solve the problem. When blood levels are low at an area hospital, a call goes out...
Question 31 5 pts Solve the problem. When blood levels are low at an area hospital, a call goes out to local residents to give blood. The blood center is interested in determining which sex - males or females - is more likely to respond. Random, independent samples of 60 females and 100 males were each asked if they would be willing to give blood when called by a local hospital. A success is defined as a person who responds...