Exhibit 4-1 Given the following informations on customer' s preference Product A a. 0.064 b. 52 B c. 0.044 Refer to Exhibit 4-1. At 95% confidence, the margin of error is Number of Customers Customers Favoring This Product d. 0.0225 Surveyed 800 900 560 612

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A: Probability (p) = 0.5Number of sample (n) = 450

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A: It is given that α/2 = 0.10

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A: α=0.10

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A:

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A:

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A:

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A: Men(x)Women(y)7758310471

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A: From the provided informationSample size (n) = 45Sample mean = 52.4Sample standard deviation…

Q: Match these values of r with the accompanying scatterplots: 1, -0.355, -0.718, 0.355, and 0.996.…

A: The given correlations are 1, -0.355, -0.718, 0.355, and 0.996

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A: Hello. Since your question has multiple, we will solve first question for you. If you want remaining…

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A: The regression equation is .

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A: Mean()=50Standard deviation()=10

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A: From the provided information,Confidence level = 99%

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A: standard deviation()=11sample size(n)=60Mean()=67confidence level=95%

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A:

Q: The median incomes of females in a random sample of 30 states of the United States, including the…

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Q: Your flight has been delayed: At Denver International Airport, 85% of recent flights have arrived on…

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Q: analyze This figure plots the changes in Vietnam’s TB during the period January 2010 – December 2019

A: We have given a plot of the changes in Vietnam’s TB during the period January 2010 – December 2019.

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Q: Construct a  99%  confidence interval for the mean number of letter sounds identified in one minute.…

A: It is given that Sample mean = 34.13Sample std. deviation = 23.95Sample size = 145Confidence level =…

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A: From the provided information,n = 50x = 35Confidence level = 90%

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A: The given data is as follows:Population standard deviation, Sample size, Sample mean,

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