1. How many three digit numbers can be formed from the digits 1,2,3,4 and 5 if one is not to used as the first digit and repetition are: a. allowed b. not allowed

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A: Given Data : Population Mean,μ = 0.18 Population Standard Deviation,σ = 0.04

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A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

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A: Given that  Test statistic (z) =1.74 Ha : p>0.7

Q: A study of 420,010 cell phone users found that 0.0319% of them developed cancer of the brain or…

A: Solution: Given information: n= 420010 Sample size  p^=0.0319100= 0.000319 Sample Proportion

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Q: f. P(x > 0.4 | x > 0.2) = g. Find the 90th percentile. h. Find the maximum for the lower quartile.

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Q: mplete the table, starting with the lowest class limit. amplify your answers.) Class 0- Frequency 6…

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Q: What is the value of B ? Complete the table. Class Interval Frequency (1) Lower Boundary (LB) 70-76…

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A: Standard deviation (σ)=2 Population mean (μ)=15 Sample size(n)=27 Sample mean(x)=14.5

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Q: find the probability that a house owner owns none of them.

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Q: Estimate the correlation between Y and X.

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