1. The mean of the sample data is (round your answer to 2 decimal places) 2. The standard deviation of the sample data is (round your answer to 2 decimal places) 3. Calculate the intervals x¯±s,x¯±2s,x¯±3s. (Round your answer to two decimal places) A. (x¯−s , x¯+s) = B. (x¯−2s , x¯+2s) = C. (x¯−3s , x¯+3s) =

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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The following is a sample of sanitation scores for 20 cruise ships. Find the mean and standard deviation of the sanitation scores. 1. The mean of the sample data is (round your answer to 2 decimal places) 2. The standard deviation of the sample data is (round your answer to 2 decimal places) 3. Calculate the intervals x¯±s,x¯±2s,x¯±3s. (Round your answer to two decimal places) A. (x¯−s , x¯+s) = B. (x¯−2s , x¯+2s) = C. (x¯−3s , x¯+3s) =
93 91 81 89 85 94 87 92 87 98 89 90 97 92 99 85 93 86 95 90
Transcribed Image Text:93 91 81 89 85 94 87 92 87 98 89 90 97 92 99 85 93 86 95 90
Expert Solution
Step 1: Determine the given data in the question

Let X be the random variable that sanitation scores for cruise ships.

Given that,

Sample size left parenthesis n right parenthesis equals 20

To find the mean and sd of the sample.

To find the 1 sigma comma 2 sigma comma space a n d space 3 sigma limits.



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