14. A national magazine claims that the average college student watches less television that general public. The national average is 30 hours per week, with a standard deviation of 1.5 hours. A sample of 30 college student has a mean of 26 hours. Find H0 and H1. Solve.

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Q: 6.) The daily water usage per person in Davao City is normally distributed with a mean of 18 gallons…

A: 6.) The daily water usage per person in Davao City is normally distributed with a mean of 18 gallons…

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A: Given n=15 x=16σ=0.8μ=16.43α=0.05

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Q: 5. The quality control manager at a light bulb factory needs to estimate the mean life of a large…

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Q: In​ 2007, the mean property crime rate​ (per 100,000​ people) for the 24 states west of a certain…

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Q: 4. Find the mean and the standard deviation of the following data set: 12, 15, 12, 19, 21, 11, 13,…

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Q: According to a website, the mean number of apps on a smartphone in the United States is 85.  Assume…

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Q: Jeffrey, as an eight-year old, established a mean time of 16.43 seconds for swimming the 25-yard…

A: Population mean = ? = 16.43 Population S.D = ? =0.8 Sample size = n =15 Sample mean = x̅ = 16

Q: Seven millionaires with an average net wealth of $47 million with a standard Deviation of $10…

A: Solution: Let X be the net wealth. From the given information, x-bar=$47 million, S=$10 and n=7.

Q: 3. In the qualifying examination for the admittance to college, the mean score was 65 and the…

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