Question

. (a) Determine the proportion of the Market Cap data that lies within 1, 2, and 3 standard deviations of the mean. Determine, using the empirical rule, if the Market Cap data is approximately normally distributed. (b) Determine the proportion of the Revenue Growth data that lies within 1, 2, and 3 standard deviations of the mean. Determine, using the empirical rule, if the Revenue Growth data is approximately normally distributed. (Do not need to show detailed computations for standard deviations here- but do not to show computations used to find intervals and then for percent within your intervals)

Revenue Growth/Loss
(% in last year)
4.03
2.23
-2.58
6.98
9.05
9.8
-9.05
4.43
-8.23
0
-3.65
-3.05
-3.69
7.27
4.74
-12.39
4.33
4.38
-15.62
9.05
-6.27
0.1
1.25
-3.39
-3.12
-7.84
1.27
-7
-2.94
16.44
-0.55
-2.59
0.3
-13.83
-10.04
-6.04
5.3
-1.52
-1.3
-6.72
-1.91
-2.45
13.62

Answer 1