c. When results are not statistically significant, why do you conclude that it is plausible that the two variables are independent rather than concluding that the variables are independent?

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A: Given that  a treatment is expected to decrease scores on a variable for which the mean is expected…

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A:

Q: Test the claim that the mean GPA of Orange Coast students is larger than the mean GPA of Coastline…

A: Given, α = 0.10n1 = 60M1 = 2.8σ1 = 0.08n2 = 60M2 = 2.79σ2 = 0.05   To find, Test the claim that the…

Q: If a treatment is expected to decrease scores on a variable for which the mean is expected to be µ =…

A: Given information Claim :- treatment is expected to decrease scores on a variable for which the mean…

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A:

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

A: We have to do hypothesis testing.

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A: It is an important part of statistics. It is widely used.

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A: It is given that r2 and cohen’s d.

Q: In testing for differences between the means of two independent populations the null hypothesis is:…

A: Note- Since you have posted multiple questions, as per our guidelines we are supposed to answer only…

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A: We test the population parameter in the hypothesis testing.

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Q: othesis test H0:μ=6H0:μ=6 versus H1:μ≠6H1:μ≠6 and variance known, calculate the  p-value for the…

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A: Let's find both are dependent or independent.

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Q: 4. A community college wants to analyze the age and GPA of its students. Here is the data: Age 18 40…

A: Enter the given data into excel as follows:

Q: When results are not statistically significant, why do you conclude that it is plausible that the…

A: We have answer question related to chi square test of independence.

Q: The data below are from an independent-measures experiment comparing three different treatment…

A: Given:

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A: Given that, Which of the following Research questions utilizes one-sample z-test as Test Statistics

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

A: Given data:

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

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Q: #2...Can you write out answer please n thank u

A: Let r denote the linear correlation between income (x) and ACT composite score (y). The hypotheses…

Q: Test the claim that the mean GPA of Orange Coast students is larger than the mean GPA of Coastline…

A: Given information- Significance level, α = 0.01 Sample data of Orange coast students Sample size, n1…

Q: An article reports that blue eyed people earn less than brown eyed people, with these numbers:…

A: The results are statistically significant, if p-value is less than level of significance.

Q: A sports reporter suggests that professional baseball players must be, on average, older than…

A: Given: n1 = 47 n2 = 43 X1 = 27.7 X2 = 25.5 S1 = 2.8 S2 = 3.3 Formula Used: Two-sample t-test for…