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Get Full Access to Elementary Statistics - 12 Edition - Chapter 3.4 - Problem 11bsc
Get Full Access to Elementary Statistics - 12 Edition - Chapter 3.4 - Problem 11bsc

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# Answer: Usual and Unusual Values. In Exercises, consider a ISBN: 9780321836960 18

## Solution for problem 11BSC Chapter 3.4

Elementary Statistics | 12th Edition

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Problem 11BSC

Problem 11BSC

Usual and Unusual Values. In Exercises, consider a value to be unusual if its z score is less than −2 or greater than 2.

Earthquakes The Southern California Earthquake Data Center recorded magnitudes (Richter scale) of 10, 594 earthquakes in a recent year. The mean is 1.240 and the standard deviation is 0.578. Consider the magnitudes that are unusual. What are the magnitudes that separate the unusual earthquakes from those that are usual?

Step-by-Step Solution:

Step 1 of 3

Given Mean( =1.24

SD( )=0.578

Given Z score is less than −2 or greater than 2.

Step 2 of 3

Step 3 of 3

##### ISBN: 9780321836960

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