Suppose X~N(10,25). What transformation formula should I use to get Z~N(2,36)?

Suppose X~N(10,25). What transformation formula should I use to get Z~N(2,36)?

454 people were asked, "Do you favor the death penalty?" All the people surveyed either answered yes or no. Of the 294 that answered "yes" to the question, 105 were male. Of the...

Find the probability and interpret the results. If convenient, use technology to find the probability. During a certain week the mean price of gasoline was $2.713 per gallon. A random sample...

Determine the constant c so that f (x, y) satisfies the conditions of being a joint pmf for two discrete random variables X and Y: f (x, y) = c(1/4)^x * (1/3)^y, where x...

Construct a 90% confidence interval estimate of the mean net change in LDL cholesterol after the garlic treatment. What does the confidence interval suggest about the effectiveness of garlic in reducing...

I calculated a percentage and I need to find out the error of that percentage. Example: Percentage difference is 10%. How do I find out the plus or minus error? So get something like this "0...

Posting complete question just for context The average revenue per transaction in the population is Rs XXX . Based on this attribute only, would you be confident that this sample is...

normal distributions and finding the standard deviation

A sample of size 108 is taken from a normally-distributed population. The sample shows a sample mean X = 45 and a sample standard deviation s = 12. What is the estimated standard error of the mean...

First digit 1 2 3 4 5 6 7 8 9 Proportion 0.303 0.175 0.114 0.083 0.058 0.057 0.034 0.033 0.143 Fake records usually have fewer first digits 1, 2, and 3. What is the approximate...

The weight of the eggs produced by a certain breed of hen is normally distributed with mean 64.5 grams (g) and standard deviation 5.9 g. If cartons of such eggs can be considered to be SRSs of size...

A normally-distributed population has a mean μ = 74 and a standard deviation σ = 11. For a set of samples of size 8 taken from this population, what is the z-value for the proportion of the sample...

on my modified box plot, quarter 2 and 3 are both 6. How would this be graphed?

1,1,1,1,1 is a possibility since it is less than 15. list the possible outcomes 1,2,1,1,1 is a different outcome than 1,1,2,1,1. ORDER DOES MATTER

A manufacturer of light bulbs says that its light bulb have a mean life of 700 hr and a standard deviation of 120 hr. You purchased 144 of these bulbs with the idea that you would purchase more if...

If two fair dice are rolled, find the probability of the following result. A double, given that the sum was 11.

(b) If you choose 84 vehicles at random, what is the probability that more than half (that is, 43 or more) carry just one person? (Use the normal approximation.)

In a set of 95 ACT? scores, where the mean is 25 and the standard deviation is 6.08?, (a) how many scores are expected to be lower than 18.92 (one standard deviation...

A normally-distributed population has a mean μ = 250 and a standard deviation σ = 65. For a set of samples of size 30 taken from this population, about 68.3% of the means will be in what interval...

Construct a 95% confidence interval for a population mean. The sample mean is X = 76 and the standard error of the mean is σX = 4.

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