Heights of women are normally distributed with a mean of 64 inches and a standard deviation of 3.5 inches. Find the minimum height needed to be in the top 10 percent of women. O 72.5 inches 59.5 inches 68.5 inches 47.5 inches

Q: Which of the following questions does a test of significance answer?

A: Which of the following questions does a test of significance answer

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A: given data  σ= 28.198% ci for μ. E = 3n = ?

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A: given data uniform distributionX~U(7,24)we have to find out p(U>12)=?

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A: The sample size is 41 and sample standard deviation is 3.3.

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A: given data  n = 90σ = 888x¯ = 322992% ci, E = ?

Q: Find the following probabilities: 1. P(Z -1.2)= 2. P(Z ≥ 0.08) = 3. P(0.23 ≤z≤ 1.40) =

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A: Given  Level of significance=0.01, population mean μ=4

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A: For males:-  Mean for male population is 42.02Standard deviation is 20.57

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Q: mandatory competency test for high school sophomores has a normal distribution with a mean of  425…

A: Given that.   X~N( μ , ?)   μ=425     , ?=83   Z-score =( x - μ )/?

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A: It is given that  Mean, μ = 425 Standard deviation, σ = 83 Z-Score, Z = ( X - μ )/σ

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Q: Find the  z -score for which  85%  of the distribution's area lies to its right.

A: We want to find out Z-score for which   85%  of the distribution's area lies to its right.

Q: K Scores of an IQ test have a bell-shaped distribution with a mean of 100 and a standard deviation…

A: Given: μ = 100 σ = 18

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A: Given that  Population proportion p =1/2=0.5 Margin of error =E =0.12 98% confidence level

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A: Given n=4 Alpha=0.05

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A: It is given that  Mean, μ = 66 Standard deviation, σ = 5 Z-Score, Z = ( X - μ )/σ

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Q: 10. The mean grams of sugar in a 12 fluid ounce can of Coke is 39 grams with a standard deviation of…

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Q: Find t0.995t0.995 for TT distribution with 11 degrees of freedom. t0.995

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Q: Find the  z -score for which  95%  of the distribution's area lies to its right.       −1.36…

A: given data  standard normal distribution  Z~N(0,1) area to the right of z = 0.95 Z = ?