SEM for a sample of size 100 and standard deviation of 5.6 is equal to? O-14/25 O 23/100 O 67/100 14/25

Q: A given distribution has a population mean, μ, of 134 and a population standard deviation, σ, of 7.…

A:

Q: A given distribution has a population mean, μ, of 121 and a population standard deviation, σ, of 7.…

A:

Q: In order to estimate the average electric usage per month, a sample of 121 houses was selected and…

A: Solution: From the given information, n=121 and σ=330.

Q: for a population with a mean of u=72 and a standard deviation of σ=10, what is the standard error of…

A: Given,mean(μ)=72standard deviation(σ)=10

Q: For a population with the mean of u = 45 and a standard deviation of 10, what's the standard error…

A: Given that, Mean = 45 Standard deviation = 10

Q: "For a population with a mean = 375 and a standard deviation = 25, what is the X value corresponding…

A: From the provided information, Mean (µ) = 375 Standard deviation (σ) = 25 X~N (375, 25)

Q: A sample of n = 25 scores has a mean of M = 83 and a standard deviation of s = 15. Compute the…

A: number of samples, n = 25 Mean = 83 Standard deviation, s = 15 Now, Standard Error is given by,…

Q: Consider a sample with a mean of 50 and a standard deviation of 4. Use Chebyshev's theorem to…

A: Chebyshev’s rule tells about the percentage data points or observations that must lie within the…

Q: A standard I.Q. test produces normally distributec 13 with a mean of 104 and a standard deviation of…

A:

Q: A used car dealer says that the mean price of a three-year-old sports utility vehicle is $21,000.…

A: Given that  The mean price of a three year old sports utility vehicle is $21,000 Claim : We suspect…

Q: For a population with a mean of μ = 26 and a standard deviation of σ = 14, find the z-score…

A:

Q: A distribution with a mean of ?μ= 76 and a standard deviation of ?σ= 12 is transformed into a…

A: Given,mean(μ)=76standard deviation(σ)=12

Q: A distribution with a mean of μ = 87 and a standard deviation of σ = 12 is transformed into a…

A:

Q: A given distribution has a population mean, μ, of 113 and a population standard deviation, σ, of 6.…

A: A given distribution has; a population mean(μ)=113 and a population standard deviation(σ)=6 find…

Q: given the normally distributed variable xwith the mean 50 and standard deviation 7, find p (56]x[68)

A: Given: μ=50 and σ=7. The z-score is calculated as-z=x-μσ

Q: A shop owner claims that on average, his shop has a daily turnover of R75 000. Test this claim at…

A: The answer is attached below,

Q: for a population with a standard deviation of o=20 find the z-score for each of the following…

A:

Q: The results of a calculus exam are normally distributed with a mean of 76 and a standard deviation…

A: Obtain the Z-score for the random variable that X equals 70. The Z-score for the random variable…

Q: Suppose that quiz scores in a beginning statistics class have a mean of 6.56.5 with a standard…

A: The Chebyshev's theorem states that at least 1-1k2 of the observations falls within k standard…

Q: AC mei neights n a mean o a standard deviation of 2.8 inches. Fin man with a z-score of 3.75 (to 4…

A: Let X be the hight of men from Normal distribution with mean (μ) = 69.0, standard deviation (σ) =…

Q: A given distribution has a population mean, μ, of 142 and a population standard deviation, σ, of 11.…

A:

Q: For a population with a mean of μ= 50 and a standard  deviation of σ= 10, M=55, compute the z-score…

A: It is given that the mean is 50 and the standard deviation is 10.

Q: rders and calculated a sample mean of $102.30 and a sample standard deviation o Vhich of the…

A: A one sample t-test for a population mean: The one population t-test compares the mean of your…

Q: 4) According to one pollster, 59 % of people are afraid of flying. Suppose that a sample of size 26…

A:

Q: The average teachers salary in a particular state is $54,141. If the standard deviation is $10,430,…

A: From the provided information, Mean (µ) = $54141 Standard deviation (σ) = $10,430 X~N (54141, 10430)…

Q: You wish to test the following claim (Ha) at a significance level of a = 0.005. H.:µ = 81.5 Ha:µ +…

A: As the population standard deviation is not known, we will use t-test. The provided sample mean is M…

Q: For a population with a mean of μ = 28 and a standard deviation of σ = 12, find the z-score…

A:

Q: normally distributed with a medh of 50 and a standard deviation of 10 then the 85th percentile of…

A: From the provided information, Mean (µ) = 50 Standard deviation (σ) = 10 X~N (50, 10) Here X be a…

Q: A certain machine makes electrical resistors having a mean resistance of 50 ohms and a standard…

A: Percentage of resistor having exceeding resistanc 56 ohms =6.68%  # option(c) correct

Q: A given distribution has a population mean, μ, of 140 and a population standard deviation, σ, of 7.…

A: From the given information,   Mean = 140 Standard deviation = 7   The objective is to find the…

Q: Consider a large population with p = 0.24. Assuming ≤ 0.05, find the mean and standar proportion for…

A: It is given that p=0.24 and n=840.

Q: A given distribution has a population mean, μ, of 100 and a population standard deviation, σ, of 9.…

A: From the provided information, Mean (µ) = 100 Standard deviation (σ) = 9 X~N (100, 9)

Q: For a population with mean 80 and standard deviation 10, what is the X value corresponding to z =…

A:

Q: A sample of n = 25 scores has a mean of M = 40 and a standard deviation of s = 10. What is the…

A: Mean = 40 Standard deviation = 10 Sample size , n = 25

Q: A given distribution has a population mean, 131 and a population standard deviation, o, of 12. What…

A: It is given that the mean is 131 and the standard deviation is 12.

Q: Consider a large population with?=67 and ?=6. Assuming ?/?≤0.05, find the mean and standard…

A: GivenMean(μ)=67standard deviation(σ)=6

Q: Q- For a sample of washers produced by a machine is normally distributed with mean inside diameter…

A: Hello! As you have posted 2 different questions, we are answering the first question. In case you…

Q: A given distribution has a population mean, μ, of 137 and a population standard deviation, σ, of 15.…

A: Given, μ=137 σ=15 x = 110 z=?

Q: For a population with a mean of μ= 40 and a standard deviation of σ= 6, find the z-score…

A: From the provided information, Population mean (µ) = 40 Standard deviation (σ) = 6 a) Sample size…

Q: In a population with m=60, a score of X=58 corresponds to a z-score of z=-0.50. What is the…

A:

Q: 1. Given a population with mean M= 60, which of the following values for the population standard…

A: Calculate the Z-score corresponding X = 68 using the formula.

Q: A given distribution has a population mean, μ, of 142 and a population standard deviation, σ, of 10.…

A: It is given that the mean (µ) is 142 and the standard deviation (σ) is 10 and score, x is 110.

Q: EN: POPULATION MEAN: 94.60 AND POPULATION STANDARD DEVIATION: 2.3324 What is the percentage that a…

A:

Q: A sample of 30 items provided a sample mean of 28 and a sample standard deviation of 6. Test the…

A: State the hypotheses. That is, the true population variance equals 25. That is, the true…

Q: A sample of n = 25 scores has a mean of M = 83 and a standard deviation of s = 15.   Explain what is…

A: In this case, the sample size is n = 25, the sample mean is M = 83 and the sample standard deviation…

Q: Suppose that the mean cranial capacity for men is 1040 cc (cubic centimeters) and that the standard…

A:

Q: Consider a sample with a mean of 30 and a standard deviation of 5. Use Chebyshev's theorem to…

A: As per our guidelines we can solve first three subpart and rest can be reposted. Solution-: Given:…

Q: A given distribution has a population mean, μ, of 144 and a population standard deviation, σ, of 15.…

A: