11. Do you trust the Internet? You want to ask a sample pg 217 of high school st

Question

11. Do you trust the Internet? You want to ask a sample pg 217 of high school students the question "THow much do you trust information about health that you find on the Internet-a great deal, somewhat, not much, or not at all?" You try out this and other questions on a pilot group of 5 students chosen from your class. The class members are listed below. Explain how you would use a line of Table D to choose an SRS of 5 students from the following list. Explain your method clearly enough for a classmate to obtain your results. (a) Use line 107 to select the sample. Show how you use each of the digits. (b) Glaus Nguyen Samuels Anderson Deng Arroyo De Ramos Helling Palmiero Shen Batista Drasin Husain Percival Tse Bell Burke Fernandez Kim Cabrera Fullmer Molina Richards Washburn Eckstein Johnson Prince Velasco Wallace Puri Calloway Gandhi Morgan Rider Zabidi Delluci Garcia Murphy Rodriguez Zhao

Explanation / Answer

Result:

a).

There are 40 students.

First assign serial numbers 01 to 40 to the list of students.

For example, 01 to Anderson, 02 to Arroyo, 03 to Batista …….. 40 to zhao.

Now select from random number table from the selected row ( 107), take two digits at a time.

If the selected number is within 01 to 40, select that students. If the number is outside of 01 to 40, omit the number and select the next number. If the number already selected, omit and continue the selection. Continue the process till the required sample size achieved.

b).

from row 107, the two digit numbers are,

82, 73, 95,78,90,20,80,74,75,11,81,67,65,53,00,94,38,31,48,93,

The first student selected is serial number 20

The next student selected is serial number 11

The next student selected is serial number 38

The next student selected is serial number 31

Only 4 are selected, we Continue with the next line 108

60,94,07,20,24,17,

The next student selected is serial number 07.

The selected students are with serial numbers 07,11,20,31,38

Calloway, Drasin, Johnson, Rider, Washburn

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