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Determining Normality. In Exercises, refer to the

Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola ISBN: 9780321836960 18

Solution for problem 9BSC Chapter 6.6

Elementary Statistics | 12th Edition

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Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

Elementary Statistics | 12th Edition

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Problem 9BSC

Determining Normality. In Exercises, refer to the indicated sample data and determine whether they appear to be from a population with a normal distribution. Assume that this requirement is loose in the sense that the population distribution need not be exactly normal, but it must be a distribution that is roughly bell-shaped.

Flight Arrival Delays The arrival delay times (minutes) as listed in Data Set 15.

Step-by-Step Solution:

Answer :

Step 1 of 1 :

Given, The arrival delay times

...

class

arv delay

-60 - -40

1

-40 -  -20

19

-20 -  0

18

0 - 20

8

20 - 40

1

40 - 60

1

60 - 80

Step 2 of 3

Chapter 6.6, Problem 9BSC is Solved
Step 3 of 3

Textbook: Elementary Statistics
Edition: 12
Author: Mario F. Triola
ISBN: 9780321836960

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Determining Normality. In Exercises, refer to the

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