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Use the accompanying data set to complete the following actions. a. Find the qua

ID: 3176501 • Letter: U

Question

Use the accompanying data set to complete the following actions. a. Find the quartiles. b. Find the interquartile range. c. Identify any outliers. 42 51 36 43 41 36 41 48 43 39 35 56 44 34 15 52 38 51 30 29 a. Find the quartiles. The first quartile, Q1, is The second quartile, Q2, is The third quartile, Q3, is b. Find the interquartile range. The interquartile range (IQR) is c. Identify any outliers. Choose the correct choice below. o A. There exists at least one outlier in the data set at O B. (Use a comma to separate answers as needed.) There are no outliers in the data set.

Explanation / Answer

Answer to 2nd Qn

We are given the params of the normal distribution.

we know the empirical rule that :
1,2 and 3 deivaiton away we have the following area under the curve: 68-95-99.7%

Mean = 183
Stdev = 7

a. P(176<X<190) = P(-1<Z<1) = .68
b. P(169<X<197) = P(-2<Z<2) = .95