In 1997, 39.4% of men had made orders by phone in the last 12 months a market research analyst feels that this percentage has declined because of internet purchases. she obtains a random sample of 500 men and determines that 191 of them have made orders by phone in the last 12 months. using alpha=0.05 level of significance
1 compute the test statistic
2 make a conclusion about the hypotheses bases on your result( not why, should be it means)
Required minimum-1 page