The following weights in ounces resulted from a sample of laboratory rats on a particular diet. Use α = 0:05 and test whether the diet was effective in reducing weight. In a test of a new medication,...

The following weights in ounces resulted from a sample of laboratory rats on a particular diet. Use α = 0:05 and test whether the diet was effective in reducing weight.

In a test of a new medication, 65 out of 98 males and 45 out of 85 females responded positively. At the 0.05 level of significance, can we say that the drug is more effective for males?