Consider the 24 values shown in the table. Complete parts a through d below. 17 23 16 18 11 18 18 19 23 21 27 28 12 24 28 19 The sampling error for the sample is (Round to two decimal places as needed.) 26 7 a. A simple random sample of 4 items is shown below. Calculate the sampling error for the sample. 18 28 18 32 32 31 190 7 28 12 The sampling error for the sample is (Round to two decimal places as needed.) b. If a random sample of n = 8 items includes the values below, compute the sampling error for the sample mean. 28 19 12 28 18 27 19 26 c. If a random sample of n = 12 items includes the values below, compute the sampling error for the sample mean. 11 12 19 19 23 18 12 23 32 31 17 24 The sampling error for the sample is (Round to two decimal places as needed.) d. Compare the sampling error for parts a, b, and c and explain the reason for the differences. O A. As the sample size increases, the sampling error becomes increasingly negative. O B. Sample size has no effect on the sampling error. O C. As the sample size increases, the magnitude of sampling error decreases. O D. As the sample size increases, the sampling error becomes increasingly positive. O E. As the sample size increases, the magnitude of sampling error increases.
Consider the 24 values shown in the table. Complete parts a through d below. 17 23 16 18 11 18 18 19 23 21 27 28 12 24 28 19 The sampling error for the sample is (Round to two decimal places as needed.) 26 7 a. A simple random sample of 4 items is shown below. Calculate the sampling error for the sample. 18 28 18 32 32 31 190 7 28 12 The sampling error for the sample is (Round to two decimal places as needed.) b. If a random sample of n = 8 items includes the values below, compute the sampling error for the sample mean. 28 19 12 28 18 27 19 26 c. If a random sample of n = 12 items includes the values below, compute the sampling error for the sample mean. 11 12 19 19 23 18 12 23 32 31 17 24 The sampling error for the sample is (Round to two decimal places as needed.) d. Compare the sampling error for parts a, b, and c and explain the reason for the differences. O A. As the sample size increases, the sampling error becomes increasingly negative. O B. Sample size has no effect on the sampling error. O C. As the sample size increases, the magnitude of sampling error decreases. O D. As the sample size increases, the sampling error becomes increasingly positive. O E. As the sample size increases, the magnitude of sampling error increases.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Consider the 24 values shown in the table. Complete parts a through d below.
Transcribed Image Text:Consider the 24 values shown in the table. Complete parts a through d below.
17
27
16
18 11
18 18
19
28 21
23
23
12
24
28 19
The sampling error for the sample is
(Round to two decimal places as needed.)
26
7
a. A simple random sample of 4 items is shown below. Calculate the sampling error for the sample.
18 28 18 32
32 31
19
7 28 12
The sampling error for the sample is
(Round to two decimal places as needed.)
b. If a random sample of n = 8 items includes the values below, compute the sampling error for the sample mean.
28 19 12 28 18 27 19 26
c. If a random sample of n = 12 items includes the values below, compute the sampling error for the sample mean.
23 32 31 17 24 11 12 19 19 23 18 12
The sampling error for the sample is
(Round to two decimal places as needed.)
d. Compare the sampling error for parts a, b, and c and explain the reason for the differences.
O A. As the sample size increases, the sampling error becomes increasingly negative.
O B. Sample size has no effect on the sampling error.
O C. As the sample size increases, the magnitude of sampling error decreases.
O D. As the sample size increases, the sampling error becomes increasingly positive.
O E. As the sample size increases, the magnitude of sampling error increases.
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