Your dance class contains 9 students. You need to select a simple random sample

Question

Your dance class contains 9 students. You need to select a simple random sample ofs New York trip. The following is the list of students. 1. Kendell 4. Johnnie 7. Emily 8. Natalie 2. Alysha 5. Lucy Kelsey 6. Jennifer 9. Devon To do this, use the numerical labels attached to the previous names and the f random digits. Read the list of random digits from left to risht, starting at th list. 27798 12009 45287 71753 98236 66419 84533 11793 20495 05907 (0.20 marks) The simple random sample is a. 2779. b. 2798. c. Alysha, Emily, Devon, and Natalie. d Alysha, Emily twice, and Devon.

Explanation / Answer

if any number is repeated we shall not record it if sampling is done without replacement

hence

d) is not correct , we can't repeat the number 7 twice

it is logical also as 4 students have , to go , so selecting same member twice does not make any sense

b) is correct

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