Instruction 6-1 The Manager of a Surveying Company Believes That the Average

question 18

Essay

Instruction 6-1
The manager of a surveying company believes that the average number of phone surveys completed per hour by her employees has a normal distribution.She takes a sample of 15 days' output from her employees and determines the average number of surveys per hour on these days.The ordered array for this data is: 10.0,10.1,10.3,10.5,10.7,11.2,11.4,11.5,11.7,11.8,11.8,12.0,12.2,12.2,12.5.
-Referring to Instruction 6-1,construct a normal probability plot for the data.

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Definitions:

My Lai Massacre

A tragic incident during the Vietnam War in which American soldiers killed hundreds of unarmed Vietnamese civilians in a small village.

Draft

A system of compulsory recruitment for military service, often implemented during times of war to ensure an adequate supply of soldiers.

Johnson Administration

The period of U.S. leadership under President Lyndon B. Johnson, from 1963 to 1969, known for significant civil rights legislation and the Vietnam War.