a mean p - 78 and a standard deviation -14. Find the mean and standard deviation...
A population has a mean μ-85 and a standard deviation σ-21. Find the mean and standard deviation of a sampling distribution of sample means with sample size n 49 H(Simplity your answer) o-# L] (Simplify your answer.) to the random variable x is normally distributed with mean-83 and standard deviation ơ-4 Find the indicated probability P(70sx 76) P(70 < x < 76)= Round to four decimal places as needed.) Enter your answer in the answer box
A population has a mean μ=71 and a standard deviation σ=27. Find the mean and standard deviation of a sampling distribution of sample means with sample size n=81. μx=_____ (Simplify your answer.)
A population has a mean μ 84 and a standard deviation -27 Find the mean and standard deviation of a sampling dstribution of sample means with sample sze n-81 (Simplity your answer) %" [] (Simplify your answer ) Use the given confidence interval to find the margin of error and the sample mean. (13.3,23.1) The sample mean is(Type an integer or a decimal.) in of error is . (Type an integer or a decimal.)
A population has a mean μ=73 and a standard deviation σ=24. Find the mean and standard deviation of a sampling distribution of sample means with sample size n=64.
A population has a mean μ=87 and a standard deviation σ=30. Find the mean and standard deviation of a sampling distribution of sample means with sample size n=249. μx= ?????
A population has a mean μ=0.1 and a standard deviation σ=0.2. What is the standard deviation of the sampling distribution of the sample means if the sample size is n=112? Round your answer to the nearest hundredth.
A population has a mean of 143 and a standard deviation 28. Find the mean and standard deviation of the sampling distribution of sample means with sample size n =46.
A population has a mean muequals81 and a standard deviation sigmaequals18. Find the mean and standard deviation of a sampling distribution of sample means with sample size nequals36. mu Subscript x overbarequals nothing (Simplify your answer.)
A population has a mean mu= 72 and a standard deviation sigma= 6. Find the mean and standard deviation of a sampling distribution of sample means with sample size n= 36.
A population has a mean muμequals=7575 and a standard deviation sigmaσequals=2424. Find the mean and standard deviation of a sampling distribution of sample means with sample size nequals=3636. mu Subscript x overbarμxequals=nothing (Simplify your answer.) sigma Subscript x overbarσxequals=nothing (Simplify your answer.)