Concept explainers
To explain how to use a line of Table D to choose an SRS of 5 students from the following list and to explain the method that estimate enough for a classmate to obtain the results.
Explanation of Solution
Label each student from 01 to 40 alphabetically. Go to the random number table and pick a starting point. Record two-digit numbers, skipping any that are not between 01 and 40 or are repeats, until you have 5 unique numbers between 01 and 40.
b.
To show how you can use each of the digits using line 107 to select the sample.
b.
Explanation of Solution
Given Information:
The following is the given table-
The two-step process will be used for selecting an SRS using the random digit table.
1) Label each student from 01 to 40 alphabetically. We have added labels 01 to 40 to the alphabetized list of students below in the table:
2) Using the random digit table. Start at the left-hand side of line 107 and read two-digit groups. Select first 5 unique numbers
Here is the beginning of the line 107:
Group the above digits to two digit numbers. We get:
Our SRS of 5 Pilot group of students chosen from class is:
Johnson(20)
Drasin (11)
Washburn (38)
Rider (31)
and
Calloway (07)
Chapter 4 Solutions
The Practice of Statistics for AP - 4th Edition
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