The test statistic of z = 0.53 is obtained when testing the claim that p > 0.5. Identify the hypothesis test as being​ two-tailed, left-tailed, or​ right-tailed. Find the​ P-value. Using a significance level of α = 0.05​, should we reject H0 or should we fail to reject H0​?

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Q: Only about 16% of all people can wiggle their ears. Is this percent lower for millionaires? Of the…

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Q: Test the claim that the mean GPA of night students is significantly different than 2.8 at the 0.05…

A: Given,sample size(n)=75sample mean(x¯)=2.84standard deviation(s)=0.05α=0.05H0:μ=2.8H1:μ≠2.8 degrees…

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Q: a- identify the hypothesis test as being two-tailed, left-tailed or right tailed b- Find the P…

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Q: The test statistic of z = 2.47 is obtained when testing the claim that p > 0.8. Identify the…

A: Given, The test statistic of z = 2.47 is obtained when testing the claim that p > 0.8. The…

Q: he test statistic of z=1.31 is obtained when testing the claim that p≠0.551.   a. Identify the…

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Q: Test the claim that the mean GPA of night students is smaller than 2.1 at the .005 significance…

A: Consider that μ is the population mean GPA of night students.

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Q: The test statistic in a two-tailed test is z=−2.61. Determine the​ P-value and decide​ whether, at…

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Q: Use the given information to find the P-value. Also, use a 0.05 significance level and state…

A: Solution: State the hypotheses. Null hypothesis: H0: p=0.377 Alternative hypothesis: H1:p≠0.377…

Q: The test statistic of z=2.55 is obtained when testing the claim that p≠0.753. a. Identify the…

A: Given Z=2.55

Q: The mean GPA of night students is significantly different than the mean GPA of day students at the…

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A: given data  α = 0.10two tailed testZ = -1.2861043p value = 0.19840666

Q: The test statistic of z=1.68 is obtained when testing the claim that p≠0.282. a. Identify the…

A: Given that  Test statistics = z = 1.68 Claim H1 :  p ≠ 0.282  Vs  H0 : p = 0.282

Q: A two-tailed hypothesis test is being used to evaluate a treatment effect with α = .05.  If the…

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Q: Test the claim that the mean GPA of night students is smaller than 2.4 at the .05 significance…

A: Given: μ0=2.4α=0.05n=60x¯=2.37s=0.02

Q: The test statistic of z=1.50 is obtained when testing the claim that p≠0.427. Identify the…

A: GivenTest statistic(z)=1.50claim is p≠0.427

Q: Find the P-value that corresponds to the given standard score, and determine whether to reject the…

A: The given values are:Standard score (z) = 2.6Significance level (α) = 0.05Null hypothesis (H0): μ =…

Q: The test statistic of z = 2.47 is obtained when testing the claim that p > 0.8. Identify the…

A: Solution: The given claim is that p>0.8 and the test statistic is z=2.47.

Q: Test the claim that the mean GPA of night students is larger than 3.1 at the 0.10 significance…

A: Given data : sample size, n = 75 sample mean, x̄ = 3.14 sample standard…