Hi, I for this question I pretty much want an answer to compare my answer with

4. A random sample of 10 men in New Jersey and 1t] men in Arizona revealed the following average heights and standard deviations for the two samples. Assume that height is normally distributed and that the population variances are equal. m Mean height {cm} Standard deviation cm _ _ a] Find a 99% condence interval for the difference in mean male height between the two states, FM p31. Choose the alternative closest to your answer. {Sp} {at} (-3.44, 5.34) {B}(-3.91,o.31} {C} (4.6T, Id?) {o} (-5.36, are) {E} (-15.02, 3.42) In a survey of l randomly selected British adults, 445 answered that they have given money to charitable organizations in the past 12 months. b) Assuming that the sample is representative of the whole population, nd the mag-gin of error for the proportion of British adults who have given money to charitable organizations in the past 12 months. Use a 95% condence interval. Choose the alternative closen to your answer. (5p) {at} 1.15% {B} 1.1% {(3)1193 {o} 5.3% {E} 6.2%