To see if young men ages 8-17 years spend a different amount than the national average of $24.44 per shopping trip to a local mall, the manager surveyed 35 young men. She found that the average amount spent per trip was $23.37 with a standard deviation of $3.70 and alpha = 0.05. What is the Zstatistic

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A: Level of significant = 10%  Here we use the two sample mean t test to solve this problem.

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A: The given information is  Population mean : 220 milligramssample mean:x¯=210 milligramssample…

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A: From the provided information, The hypotheses can be constructed as: H0: µ1 = µ2 H1: µ1 < µ2…

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A: Give Standard deviations=7 Mean=25 P(x>40)=?

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Q: "According to Dietary Goals for the US (1977), high sodium intake may be related to ulcers, stomach…

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