You are conducting a correlated groups t- test with 20 participants. You are using a positive, directional alternative hypothesis. What CV will you use? A) +1.729 B) -1.729 C) +1.729 & -1.729 D) +2.093

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A: From the given information, the p-value is 0.02.

Q: If a correlated groups t test has 35 participants, the degrees of freedom is?

A: The number of participants in the correlated groups is 35.

Q: A random sample of n1 = 10 regions in New England gave the following violent crime rates (per…

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Q: Shown in Table I are indicators of the responses of ry grade teachers in their instructional…

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Q: The Coca-Cola Company introduced New Coke in 1985. Within three months of this introduction,…

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

Q: The following nine observations were drawn from a normal population: 27 19 20 24 23 29 21 17 27 (i)…

A: Solution: Given information: n= 9 Sample size  μ=26 Population mean  x (x-x) (x-x)2 27 4 16…

Q: A random sample of n1 = 10 regions in New England gave the following violent crime rates (per…

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Q: If researchers reported that, for a correlated-groups design, t(20) = 3.57, p<.05, you can conclude…

A: It is given that t(20) = 3.57, p&lt;.05.

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A: Given: Level of significance = 0.05 sigma 1 = 4.5 sigma 2 = 4.5 n1 = 50  n2 = 50

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Q: 2. Based on a poll of registered voters in a large city, 120 out of a random sample of 250 women…

A: p1 = 120/250=0.48 p2 = 132/240 = 0.55

Q: A random sample of n1 = 10 regions in New England gave the following violent crime rates (per…

A: State the hypotheses.

Q: A random sample of n1 = 10 regions in New England gave the following violent crime rates (per…

A: Given Data and calculation is shown below

Q: A random sample of n1 = 10 regions in New England gave the following violent crime rates (per…

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Q: Based on the following statistical statement, χ2(4, N = 148) = 11.76, p = .02, is there a sign

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Q: Based on a poll of registered voters in a large city, 120 out of a random sample of 250 women…

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Q: A random sample of n1 = 10 regions in New England gave the following violent crime rates (per…

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