I need help please

Coursepack, p. 664 MAT 133: 9.2 WS 3, p.2 Continuing with Movie Length problem: d. What is the confidence level? _9872. 98_What is a?_ 0.02 e. Compute the critical values, + t . (Give 4 decimal places; Show an accurately shaded/labeled graph and all work.) =. 98 # 2:4049 10.02 f. Compute the point estimate for u using the interval. (Give 3 decimal places & units.) P ( - 2. 4049 Ex = 2. 4049 ) = 0.98 g. What was the standard error of average movie length ? h. Compute the margin of error. (Give 3 decimal places & units.) i. Interpret the interval in the context of the situation. j. Suppose a movie reviewer claims that movies last longer than an hour and a half, on average. Does the confidence interval appear to support or contradict this claim? Explain (be specific)