34 different video games showing drug use were observed. The duration times of drug use ​(in seconds) were recorded. When using this sample for a t test of the claim that the population mean is greater than 92 ​sec:   The value of df is? _____

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A: Given Data: N=22*7=154 k=7

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Q: Find the standardized test statistic for a sample with n= 10,x = 9.7s = 1.3 and α = 0.05 if H0:μ…

A:

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Q: An article in the Washington Post on March 16, 1993 stated that nearly 45 percent of all Americans…

A: p^=xn= 2255= 0.40

Q: For the ANOVA result, F(4, 153) = 1.102, p = 0.358 how do I answer the folowing?1. How many groups…

A: Given that, F (4, 153) = 1.102, p = 0.358 F (k-1, N-k)

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Q: S-adenosyl methionine (SAM-e) is a naturally occurring compound in human cells that is thought to…

A: The test hypotheses are: Null hypothesis: H0: μSAM-e = 27.2. Alternative hypothesis: H1: μSAM-e ≠…

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A: As per guidelines we will solve first question only, please repost other questions for more answers.…

Q: What is the p-value of a two-sided One-Sample Z-Test for Mean where the z-statistic equals -2.03?…

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Q: In 1945​, an organization asked 1540 randomly sampled American​citizens, "Do you think we can…

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A:

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A: Given, samples : 600,475,450,550,400,575,375 sample size (n) = 7

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Q: 10.20 Internet Usage In 2018 Pew Research reported that 11% of Americans do not use the Internet.…

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Q: Compute the z score in the following scenario: Raw score = 28 Mean = 20 SD = 2 The Z score is…

A: GivenRaw score(x)=28Mean(μ)=20standard deviation(σ)=2

Q: S-adenosyl methionine (SAM-e) is a naturally occurring compound in human cells that is thought to…

A: The claim of the test is that the researcher doesn't know how it would affect these patients. The…

Q: wo separate samples, each with n = 30 scores, from the same population will produce identical…

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A: Solution: It is given here:

Q: A local convenience store in a large city closes each day at 10 P.M. The owner of the store is…

A: Assumptions: The assumptions that must be satisfied to ensure that the results are valid, are: The…

Q: A local convenience store in a large city closes each day at 10 P.M. The owner of the store is…

A: Introduction: The assumptions and conditions under which a one-sample t-test can be conducted, are…

Q: Forty seven subjects who were at least 20% overweight took nart in a group support program for 10…

A: Acc to the question, H0:μ1=μ2  |  Ha:μ1≠ μ2 for a paired sample

Q: S-adenosyl methionine (SAM-e) is a naturally occurring compound in human cells that is thought to…

A: Given information: Sample size n=30 Sample mean M=26.2 Sample standard deviation s=2.97 Population…