Give as much information as you can about the P-value of a t test in each of the following situations. (Use technology to calculate the P-value. Round your answers to four decimal places.) USE SALT (a) two-tailed test, df = 7, t = 0.79 (b) upper-tailed test, df = 10, t = -0.70 (c) lower-tailed test, n = 20, t = -2.20 (d) lower-tailed test, n = 20, t = -5.30 (e) two-tailed test, n = 40, t = 1.50

Q: A teacher gives a reading skills test to a third-grade class of n = 25 at the beginning of the…

A: Given The data is as follows: Sample size, n=25 Sample mean of difference, MD=12.7

Q: Determine the two values of z such that the middle 58% of the data lie between the two z-values.

A:

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A: It is given that the mean and standard deviation are 50 and 10, respectively.

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A: Z= x-μσ~N(0,1)

Q: Give the value of the test statistic. (Enter your answer rounded to two decim

A: Excel Procedure: Enter the data of No odor in column A. Enter the data of lavender in column B.…

Q: How would i find the p-value?

A: The test statistic is -1.41.

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Q: Hans has scored 75, 73, and 93 on his previous three tests. What score does he need on his next test…

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A: We have given that  Sample size n1=15 ,n2=10 Sample mean M1= 75 , M2=78

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A: Given information: Data (x) 53 52 75 62 68 58 49 49

Q: the mean = 146, and s =  35 Question #3 A percentage of female students with scores between 41 and…

A: From the provided information, Mean (x̅) = 146 Standard deviation (s) = 35

Q: Pearson’s r(50) = .75, p = .03 can be interpreted as:

A: Solution-: Given: Pearson's r=0.75 and p=0.03 We want to interpreted it.

Q: A set of n = 5 pairs of X and Y scores has X = 15, Y = 5, and XY = 10. For these data, what is the…

A: For the set of 5 paired observations (i.e., n=5), it is given that:∑X=15∑Y=5∑XY=10

Q: you obtain a test statistic of z = 2.33 Find the p-value accurate to 3 decimal

A: It is given that, the z test statistic is 2.33.

Q: feels that the commute in his city is less and wants to publicize this. He randomly selects 25…

A: The hypotheses are given as follows: Null hypothesis: µ=25.4. Alternative hypothesis: µ<25.4.…

Q: (c) Find the margin of error. Round the answers to at least four decimal places, if necessary. The…

A: The values are .

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A: n=5, X=15Y=5XY=10We have to find value of SP

Q: What is the p-value only?

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A: Given : Grade A B C D F number 42 36 60 8 14

Q: Z score of 0.045

A:

Q: Find the z score of the value 2.5 in the data set {1.90, 3.00, 2.5, 3.71, 2.12, 1.76, 2.71,1.39,…

A: From the provided information,

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A: Answer: From the given data, P(A) = 0.51 P(B) = 0.27 P(B | A) = 0.25

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Q: find the value between z score -2.9 and 1.5287

A: To find: Find the value between z score -2.9 and 1.5287

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A: Concept: one sample t test is used

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A: