n When members of a philanthropic organization send out a fundraising letter, they get a return from about 7% of the people on their mailing list. They simulated 1000 mailings for samples of size n with success rate p=0.07. The sample statistics from each simulation are shown in the table. Complete 50 parts (a) through (d) below. 20 100 200 Click the icon to view histograms of the simulations. theoretical standard deviation mean 0.0699 0.0708 0.0705 0.0693 a) According to the Normal model, what should the theoretical mean and standard deviations be for these sample sizes? Complete the following table. theoretical mean n 20 50 100 200 (Round to four decimal places as needed.) standard dev. 0.0567 0.0366 0.0256 0.0179

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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When members of a philanthropic organization send out a fundraising letter,
they get a return from about 7% of the people on their mailing list. They
simulated 1000 mailings for samples of size n with success rate p = 0.07.
The sample statistics from each simulation are shown in the table. Complete
parts (a) through (d) below.
Click the icon to view histograms of the simulations.
n
20
theoretical standard deviation
n
20
50
100
200
a) According to the Normal model, what should the theoretical mean and standard deviations be for these sample sizes?
Complete the following table.
theoretical mean
50
100
200
(Round to four decimal places as needed.).
mean
0.0699
0.0708
0.0705
0.0693
standard dev.
0.0567
0.0366
0.0256
0.0179
Transcribed Image Text:When members of a philanthropic organization send out a fundraising letter, they get a return from about 7% of the people on their mailing list. They simulated 1000 mailings for samples of size n with success rate p = 0.07. The sample statistics from each simulation are shown in the table. Complete parts (a) through (d) below. Click the icon to view histograms of the simulations. n 20 theoretical standard deviation n 20 50 100 200 a) According to the Normal model, what should the theoretical mean and standard deviations be for these sample sizes? Complete the following table. theoretical mean 50 100 200 (Round to four decimal places as needed.). mean 0.0699 0.0708 0.0705 0.0693 standard dev. 0.0567 0.0366 0.0256 0.0179
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