Show that the weighted arithmetic mean of first 'n' natural numbers whose weight are equal to the corresponding numbers is equal to (2n+1)/3.
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A: given data claim : μ=68.85 n = 90;df= n-1 = 89 x¯ = 67.05s = 15.6 95% ci for μ.
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A: Given: Sample size n = 6 Formula Used: Pearson's correlation coefficient is r =…
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A: The given data is:
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A: Given Information: Mean μ=17 Standard deviation σ=5 Sample size n=13
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A: Given q= 0.76 P = 1 - 0.76 = 0.24 N= 3
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A: Givenn1=20 , x1=163 , s1=4n2=50 , x2=162 , s2=9
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Q: 0 8 QUESTION 21 "An independent-measures experiment with four treatment conditions has a sample of n…
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A: Given: pre-test post-test 43 64.4 44.8 -23.8 48.1 34.4 52.8 9.4 60.8 24.8 37.8 106.5…
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A: Given: 50 45 50 50 100 100 100 -10 75 -25 0 25 75 25 50 40 35
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A: Given that The data are X 36 , 49 , 24 , 66 , 25 , 12 , 55 , 12 , 50 , 4 , 14 , 43 , 42 , 102 , 33…
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A: Given data μ=246.3 σ=67.4 Use empirical rule 68-95-99.7% data fall within 1σ-2σ-3σ of μ.
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Q: "A set of n = 60 pairs of X and Y scores has SSX = 29.79, SSY = 31.43, and SP = 20.55. What is the…
A: It is given that SSX = 29.79 SSY = 31.43, SP = 20.55
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Q: By hand, find the first quartile of the following set of numbers: 21 24 Answer: 25 26 27 28 29 31 32…
A: Arrange the data set in ascending order are. 21,24,25,26,27,28,29,31,32,35 n=10
Q: 1. Directions: Perform what is being asked. Write your answers on the spaces provided. 1. SJS…
A: (a) Obtain the value of correlation The value of correlation is obtained below as follows:
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A:
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Q: 9:4 (b). The numbers 3, 2, 5.8, 7.9 and 4.5, have frequencies x, (x + 2), (x + 3) and (x + 6)…
A: Concept: Arithmetic mean= sum of all (frequency*number)/sum of all frequency
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