elevision viewers were asked how many minutes of sports they watched on television daily. Observing a random sample of 18 television viewers, the average time watching sports was 59.2 with 9.9 standard deviation. Test to determine at the 5% significance level whether there is enough statistical evidence to infer that the mean amount of television watched daily by all young adults is greater than 50 minutes. The correct conclusion if the test statistic is 3.94 and the critical value is 1.740 is:

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A: Given, A recent survey showed that from a sample of 500 packages delivered by a Postal Service, 480…

Q: of 14 women with a mean height less than 66.2 ​inches?   enter your response here ​(Round to four…

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A:

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Q: a. What is the standard error of the mean in this experiment? b. What is the probability that the…

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A: Sample size=19

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A: Suppose μ is the population average number of books read by people in a month.

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A:

Q: The height of women ages 20-29 is normally distributed, with a mean of 64.2 inches. Assume o = 2.9…

A: Mean = 64.2Standard deviation = 2.9Using normal distribution.

Q: Do political science classes require less writing than history classes? The 50 randomly selected…

A:

Q: hypothesis? Null Hypothesis f. What is the test statistic for the given statistics? g. What is the…

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A: Given that  Mean = 23 , Standard deviation = 14

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A: Solution 95% confidence interval for the mean price of this model of digital phone $302.478 to…

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A:

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Q: Use the appropriate statistical table. In 2002, the average duration of incoming telephone calls to…

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Q: classes was 5.9 pages. The 52 randomly selected history classes assigned an average of 15.4 pages of…

A: HypothesesHo:p1=p2 vs H1:p1<p2(claim)T test statistic=0.749, p value=0.2279α=0.01