A direct male appeal for contributions from a university alumni and supporters is considered to be cost-effective if more than 50% of the alumni and the supporters provide monetary contributions to determine if the deposit male appeal is cost-effective the reef the fundraisers directors send the direct mail brochures to a simple random sample of 250 people on the alumni and supporter mail list he receives a monetary contribution from 40 people does this evidence support the cost effectiveness of the direct mail if you use the 0.05 level of significance what is the hypothesis what is the alternative hypothesis what is the P hat what is the test statistic what is the critical value What is the P value and what is the conclusion