(solution) Indicate if the hypothesis test is for a. Independent group means, population standard…

(solution) Indicate if the hypothesis test is for a. Independent group means, population standard…

Indicate if the hypothesis test is for a. Independent group means, population standard deviations, and/or variances known b. Independent group means, population standard deviations, and/or variances unknown c. Matched or paired samples d. Single mean e. Two proportions f. Single proportion It is believed that the average grade on an English essay in a particular school system for females is higher than for males. A random sample of 31 females had a mean score of 82 with a standard deviation of three, and a random sample of 25 males had a mean score of 76 with a standard deviation of four.