Test Final Exam Time Remaining: 01:09:54 Submit Test This Question: 1 pt 31 of 4

Question

Test Final Exam Time Remaining: 01:09:54 Submit Test This Question: 1 pt 31 of 40 This Test: 40 pts possible Assume population of2.4 and 12 Assume that samples of sizen 2 are randomly selected with replacement form the population Listed below are the nine dtetert samgles Complete parts a through d below 212 42 124 12.12 a Find the value population standard Round to three decimal places as needed the dainct standard deviaton values use ascending order ofthe sample standard deviatons SUNG 9 O Z X C V B N

Explanation / Answer

Answer:

a).population standard deviation =4.320

b).

s

P

0

1/3

1.4142

2/9

5.6569

2/9

7.0711

2/9

c).

The mean of the sampling distribution of the sample standard deviation =3.143

d).

B. the sample standard deviation do not target the population standard deviation, therefore sample standard deviation is biased estimators

s

P

0

1/3

1.4142

2/9

5.6569

2/9

7.0711

2/9

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