Test the claim that the mean GPA of night students is significantly different than 2.8 at the 0.01 significance level. The null and alternative hypothesis would be: Ho:µ < 2.8 Ho = 2.8 Ho:p > 0.7 Ho: µ > 2.8 Ho:p 0.7 Ho:p< 0.7 H1:µ > 2.8 H:µ±2.8 H:p < 0.7 H1:µ < 2.8 H:p 0.7 H:p> 0.7 The test is: left-tailed two-tailed right-tailed Based on a sample of 60 people, the sample mean GPA was 2.78 with a standard deviation of 0.04 The test statistic is: (to 2 decimals) The p-value is: (to 2 decimats) Based on this we: Fail to reject the null hypothesis ORefect the null hypothesis Question Help: MMessage instructor. Submit Question

Q: Test the claim that the mean GPA of night students is smaller than 2.5 at the .05 significance…

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Q: Test the claim that the mean GPA of night students is smaller than 2.2 at the 0.025 significance…

A: Given that : μ = 2.2 n = 40 X- = 2.16 By using one sample mean test hypothesis to solve this…

Q: Test the claim that the mean GPA of night students is significantly different than 2.4 at the 0.02…

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Q: est the claim that the mean GPA of night students is significantly different than 3.5 at the 0.02…

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Q: Test the claim that the mean GPA of night students is significantly different than 2.4 at the 0.2…

A: Hypothesis, H0:μ=2.4H1:μ≠2.4 Are true.    The test is two tailed.

Q: Test the claim that the mean GPA of night students is larger than 3.2 at the .01 significance level.…

A: Given data : sample size, n = 80 sample mean, x̄ = 3.25 sample standard…

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A: The claim of the test is that the proportion of men who own cats is significantly different than the…

Q: Test the claim that the mean GPA of night students is significantly different than 3.1 at the 0.02…

A: Solution

Q: Test the claim that the mean GPA of night students is significantly different than 2.3 at the 0.1…

A:

Q: that the proportion of people who own cats is significantly different than 20%

A: Given : n=200 , p-hat=0.18 , p0=0.20 , α=0.2 Here , we want to test the claim that the proportion of…

Q: Test the claim that the mean GPA of night students is significantly different than 2.4 at the 0.1…

A: Here we use Z test

Q: Test the claim that the mean GPA of night students is smaller than 3.3 at the 0.10 significance…

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Q: est the claim that the mean GPA of night students is smaller than 3.3 at the 0.10 significance…

A: Given that, Based on a sample of 70 people, the sample mean GPA was 3.27 with a standard deviation…

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…

Q: Test the claim that the mean GPA of night students is significantly different than 2.9 at the 0.05…

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

A: Given,                                            n1=25X1=3.343s1=0.04…

Q: Test the claim that the mean GPA of night students is significantly different than 2 at the 0.2…

A: The random variable GPA is normally distributed. The population mean is 2. We have to test whether…

Q: Test the claim that the proportion of people who own cats is significantly different than 70% at the…

A: From the provided information, The population proportion (p) = 0.70 The level of significance (α) =…

Q: Test the claim that the proportion of men who own cats is significantly different than the…

A: There are two independent samples which are men and women. We have to test whether the proportion of…

Q: Test the claim that the proportion of people who own cats is significantly different than 50% at the…

A: Population proportion = p₀ = 0.5 Sample proportion = p̂ = 0.43

Q: Test the claim that the proportion of men who own cats is larger than 30% at the .01 significance…

A: Solution: The claim is that the proportion of men who own cats is larger than 30%. State the…

Q: Test the claim that the mean GPA of night students is smaller than 2.2 at the 0.025 significance…

A: State the hypotheses. That is, there is no evidence to conclude that the mean GPA of night students…

Q: Test the claim that the mean GPA of night students is larger than 3.2 at the 0.025 significance…

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

Q: Test the claim that the mean GPA of night students is larger than 2.1 at the 0.025 significance…

A: Given Mu=2.1 Mean=2.13 Standard deviations=0.04 n=65

Q: Test the claim that the mean GPA of night students is significantly different than 2.4 at the 0.1…

A: From the provided information, The hypotheses are as follow: H0: µ = 2.4 H1: µ ≠ 2.4 Level of…

Q: Test the claim that the proportion of people who own cats is significantly different than 60% at the…

A: From the provided information, Sample size (n) = 600 Level of significance (α) = 0.01

Q: Based on a sample of 100 people, 29% owned cats The test statistic is:  (to 2 decimals) The…

A: from the above datawe are given thatp=0.2α=0.02p^=0.29n=100HypothesisH0: p=0.2H1=p≠0.2   two…

Q: Test the claim that the mean GPA of night students is smaller than the mean GPA of day students at…

A: It is given that the claim is that the mean GPA of night students is smaller than the mean GPA of…

Q: Test the claim that the mean GPA of night students is larger than 3.1 at the .10 significance level.…

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Q: Test the claim that the mean GPA of night students is significantly different than 2.5 at the 0.01…

A: Solution   This test is Two tailed test

Q: Test the claim that the mean GPA of night students is smaller than 2.7 at the 0.10 significance…

A: From the given information, The provided information as given below: Sample size (n) = 80…

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

A: The Null and Alternate Hypothesis: H0:μN=μD H1:μN≠μD   The test is, Two tailed

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…

Q: Test the claim that the mean GPA of night students is larger than 2.3 at the .10 significance level.…

A: Given, the claim that the mean GPA of night students is larger than 2.3 at the .10 significance…

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

A: given  n1=25, X1bar=3.43, s1=0.03 n2=30, X2bar=3.38, s2=0.02 we want to test the hypothesis.

Q: Test the claim that the proportion of men who own cats is significantly different than 35% at the…

A: Givenn=55x=255p^=xn=25555=4.6364p=0.35significance level(α)=0.2

Q: Test the claim that the proportion of people who own cats is significantly different than 20% at the…

A: Introduction: Denote p as the true proportion of people who own cats.

Q: Test the claim that the mean GPA of night students is significantly different than 2.7 at the 0.04…

A: Given Information Claim: - mean GPA of night students is significantly different than 2.7 The test…

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

A: Claim: the mean GPA of night students is significantly different than the mean GPA of day students.…

Q: Test the claim that the mean GPA of night students is larger than 2.4 at the 0.025 significance…

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Q: The test is:   right-tailed two-tailed left-tailed Based on a sample of 65 people, the sample…

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Q: Test the claim that the proportion of men who own cats is smaller than the proportion of women who…

A:

Q: Test the claim that the mean GPA of night students is smaller than 3.1 at the 0.025 significance…

A: Here, the claim of the test is that the mean GPA of night students is smaller than 3.1.The test…

Q: The sample consisted of 55 night students, with a sample mean GPA of 2.32 and a standard deviation…

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Q: Test the claim that the mean GPA of night students is smaller than 2.1 at the 0.025 significance…

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Q: Test the claim that the mean GPA of night students is larger than 3.3 at the .10 significance level.

A: to Test the claim that the mean GPA of night students is larger than 3.3 at the .10 significance…

Q: Test the claim that the mean GPA of night students is smaller than 2.2 at the 0.005 significance…

A: Given,sample size(n)=60sample mean(x¯)=2.18standard deviation(s)=0.04α=0.005

Q: Test the claim that the mean GPA of night students is significantly different than 3.5 at the 0.05…

A: Given, Sample size = 50 Sample mean = 3.48 Population standard deviation = 0.07   Set up the null…

Q: Test the claim that the mean GPA of night students is smaller than 2.7 at the 0.10 significance…

A:

Q: Test the claim that the proportion of people who own cats is significantly different than 70% at the…

A: Hypotheses: Denote p as the true proportion of people who own cats. As it is of interest to test…