Loose-leaf Version for The Basic Practice of Statistics 7e & LaunchPad (Twelve Month Access)
Loose-leaf Version for The Basic Practice of Statistics 7e & LaunchPad (Twelve Month Access)
7th Edition
ISBN: 9781319019334
Author: David S. Moore, William I. Notz, Michael A. Fligner
Publisher: W. H. Freeman
Question
Chapter 6, Problem 6.8CYS
To determine

To find: The number of individuals is described by the two way table.

Expert Solution & Answer
Check Mark

Answer to Problem 6.8CYS

The correct answer is option (b).

Explanation of Solution

Given info:

The two way table shows the responses by permissive school with regards to cell phone.

FrequencyForbid

Allow in school

but not in class

Allow in class
New25194
Less often14316

At least several

times per week

14238
Every day9731457

Calculations:

Reason for correct answer:

The total number of individuals described by the two way table is,

(Total no.of individuals) =25+19+4+14+31+6+14+23+8+97+314+57=612

Reason for incorrect answer:

Option (a): 468 is wrong because the calculated total number of individuals is described by the two ways table is, 612.

Option (c): Need more information is wrong because the calculated total number of individuals is described by the two ways table is, 612.

Conclusion:

Hence, the total number of individuals is described by the two ways table is, 612.

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