Please show workNote:-Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism.Answer completely.You will get up vote for sure. b. Provide a 95% confidence interval for the population mean number of weekly customer contactsfor the sales personnel.O 18.19 to 20.65O 18.29 to 20.92O 18.15 to 20.59O 18.21 to 20.79 Sales personnel for Skillings Distributors submit weekly reports listing the customer contacts madeduring the week. A sample of 65 weekly reports showed a sample mean of 19.5 customer contactsper week. The sample standard deviation was 5.2.a. Provide a 90% confidence interval for the population mean number of weekly customer contactsfor the sales personnel.18.44 to 20.5618.12 to 20.85O 18.72 to 20.48O 18.42 to 20.58

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Answered: b. Provide a 95% confidence interval…

b. Provide a 95% confidence interval for the population mean number of weekly customer contacts for the sales personnel. O 18.19 to 20.65 O 18.29 to 20.92 O 18.15 to 20.59 O 18.21 to 20.79

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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Question

Please show work

Note:-

Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism.
Answer completely.
You will get up vote for sure.

b. Provide a 95% confidence interval for the population mean number of weekly customer contacts
for the sales personnel.
O 18.19 to 20.65
O 18.29 to 20.92
O 18.15 to 20.59
O 18.21 to 20.79

Sales personnel for Skillings Distributors submit weekly reports listing the customer contacts made
during the week. A sample of 65 weekly reports showed a sample mean of 19.5 customer contacts
per week. The sample standard deviation was 5.2.
a. Provide a 90% confidence interval for the population mean number of weekly customer contacts
for the sales personnel.
18.44 to 20.56
18.12 to 20.85
O 18.72 to 20.48
O 18.42 to 20.58

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