A scientist wondered if there was a difference in the average daily intake of dairy products between men and women. He took a sample of n1 = 50 adult men and n2 = 50 adult women and recorded their daily intakes of dairy products in grams per day. A summary of the sample results of it is presented in the table. He constructs a 95% confidence interval for the difference in the average daily intakes of dairy products for men and women. Can it be concluded that there is a difference in the average daily intakes for men and women

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A: As the population standard devoation is known, we will use z distribution. The value of z at the…

Q: 11.3.3

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Q: 7. (Sec. 7.2) In a survey of 2004 American adults, 501 of them said that they believed in astrology…

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A: Formulae to find x¯ and s from confidence interval is as follows ,    x¯ = Lower limit +Upper limit…

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A: Mean μ=2, standard deviations σ=3 , n=100  P( x̄>2.5)=?

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A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any…

Q: Citrus Rental is a popular car rental agency that has a history of having too few cars available, so…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts.  In case…

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Q: he lower end of the 95% confidence interval is Question Blank 1 of 2and the higher end of the 95%…

A: n=8 Sample sizex= 9.8 Sample mean s= 0.4 Sample standard deviation

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Q: A scientist claims that 65% of U.S. adults believe humans contribute to an increase in global…

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Q: What proportion of Law School applicants are accepted into Law School? In a survey of a random…

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Q: A survey reported in Time magazine included the question "Do you favor a federal law requiring a 15…

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Q: 95% confidence interval for the average increase of height.

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Q: A psychology graduate student wants to test the claim that there is a significant difference between…

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Q: Come up with  your own data for a problem that would ask for a 90% confidence interval utilizing Z.…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.