A sample of size 40 is drawn from a population in which the proportion of members with the characteristic of interest is p = 0.25. What is the probability that the sample proportion will be greater than 0.30? 0.233 0.264 0.767 0.736

Q: Test the claim that the proportion of people who own dogs is less than 33%. A random sample of 1000…

A: given data claim : p < 0.33n = 1000p^ = 0.278α = 0.01

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Q: Key Stage 3 Level 8 7 6 Total A 60 55 40 155 GCE Grade B 55 32 38 125 C 47 31 35 113 Below C 43 26…

A:

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Q: two-for-one in the last period. 20 P1 100 95 200 45 200 110 Pe 90 50 100 of return 21 100 200 200 %…

A:

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A: We have given: mean µ = 45 and standard deviation σ = 8, P(39 < X < 47) =?

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A: Here, μ=164 and σ=4

Q: 9- 8- 7- 6- 5- 4- 3 2- 1 6 ·∞0 X

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A: Given in the question: standard deviation σ=1.25 sample n=10 mean=x¯=40.5

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Q: Find F for the following:  a) d.f.N  = 4; d.f.D = 7; α = 0.05 b) d.f.N  = 9; d.f.D = 2; α = 0.01

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Q: For Wednesday, the value of x2 is 0 and the value of x1 is 30." Why's that?

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Q: Ho:μ = 0.3 H₁:μ 0.3 Ο Η: μ 2 0.3 Hy:μ 0.3 Ο Η: μ 0.3 Ho: p = 0.3 H₁:p 0.3 The null hypothesis in…

A: given data claim : p = 0.3CL  = 99% n = 220x = 48perform hypothesis test for single proportion.

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A: Given data: 26.4, 26.04, 24.01, 24.35, 27.10, 24.85, 25.1, 24.99

Q: Suppose a normally distributed set of stock prices with 4100 observations has a mean of 114 and a…

A: Given data  Normal distribution μ = 114σ = 16 N = 4100 empirical rule : approximately  68 -95- 99.7…

Q: the answer is not provided, what's going on?

A: Given information N=3200, population mean μ=186, standard deviations σ=17

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A: Power regression model is  y = 40*x1.3

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Q: company has a policy of retiring company cars; this policy looks at number of miles driven, purpose…

A: Given data  Normal distribution μ = 45σ = 4 empirical rule : approximately  68 -95- 99.7 % data fall…