If you had a test statistic of z = -3.14 and did a left tail test, what would the p-value be?   A. 0.9992 B. 0.05 C. 0.0008

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Q: that degrees of freedom is 22 at 95% confidence, the value of t =_________. Select one: a. 1.383 b.…

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Q: What is the P(- 0.34 Z - 0.97) a.-0.2009 b. -0.0526 c.0.2009 d.0.0526

A: P(- 0.34 <Z <- 0.97)=?

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

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

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Q: #1 = $48,877 a2 = $55,157 81 = $16,000 82 = $12,000 a. Formulate hypotheses so that, if the null…

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Q: X= 17, M = 21, 0 = 9 and N = 16, conduct a two-tailed z-test. Use a = 05.

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Q: If I were to calculate the z-score for your final grade in this class, which z-score would you least…

A: If I were to calculate the z-score for your final grade in this class, which z-score would you least…

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Q: would the z score for the .30 be .6480?

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Q: following summary to answe

A: test statistic Z test statistic for two sample mean

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Q: How did it resulted to 0.8749 at letter b? As I review the z-score table, z = -1.15 is equivalent to…

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Q: What percentage of scores fall between the following z scores: -1 to +1; -1 to +2; and -1 to +3?

A: a) -1 to +1 = P(-1<z<1) = P(Z<1)-P(Z<-1)  =0.8413-0.1587 =0.6826 =68.26%

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Q: Find the p-value for the following conditions. Explain. a. Left-tailed; z stat = -1.62 b.…

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Q: If the z-score for a motel is 0.7, what is the price of a single room at the motel (in dollars)?

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Q: Group1 (n=16) averaged 27.31 jumps (SD=10.18) in a physical exam and Group 2 (n=11) averaged 11.91…

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Q: Given n = 49, x-bar = 50, s = 7, and H0: µ = 52, what is the computed value for the test statistic?…

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Q: The p-value is not 0.0149.

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Q: Examine the image below and then answer all parts of the question under it. Enter your answers as…

A: a) There are 4 yellow objects in 10 objects.So, P(yellow)=410=0.4b) There are 3 hearts in the 10…

Q: How would you interpret a z score of ‐3.0?

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