Suppose a normally distributed set of data with 3200 observations has a mean of 186 and a standard deviation of 17. Use the 68-95-99.7 Rule to determine the number of observations in the data set expected to be above a value of 220. Round your answer to the nearest whole value. Hint: This problem is asking for how many observations not the percent. Answer =

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Suppose a normally distributed set of data with 3200 observations has a mean of 186 and a standard deviation of 17. Use the 68-95-99.7 Rule to determine the number of observations in the data set expected to be above a value of 220. Round your answer to the nearest whole value.

Hint: This problem is asking for how many observations not the percent.

Answer = 

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