a. What is the probability that the sample mean is within $500 of the population mean if a sample of size 60 is used (to 4 decimals)?
b. What is the probability that the sample mean is within $500 of the population mean if a sample of size 120 is used (to 4 decimals)?
a. What is the probability that the sample mean is within $500 of the population mean...
In the EAI sampling problem, the population mean is $51,800 and the population standard deviation is $4,000. When the sample size is n=30, there is a 0.5064 probability of obtaining a sample mean within ±$500 of the population mean. Use z-table. a. What is the probability that the sample mean is within $500 of the population mean if a sample of size 60 is used (to 4 decimals)? b. What is the probability that the sample mean is within $500 of the...
a. What is the probability that the sample mean is within $600 of the population mean if a sample of size 40 is used (to 4 decimals)? b. What is the probability that the sample mean is within $600 of the population mean if a sample of size 80 is used (to 4 decimals)? In the EAI sampling problem, the population mean is $51,200 and the population standard deviation is $4,000. When the sample size is n 20, there is...
In the EAI sampling problem, the population mean is $51,400 and the population standard deviation is $5,000. When the sample size is n = 30, there is a 0.4161 probability of obtaining a sample mean within +/- $500 of the population mean. Use z-table. What is the probability that the sample mean is within $500 of the population mean if a sample of size 60 is used (to 4 decimals)? What is the probability that the sample mean is within...
In the EAI sampling problem, the population mean is $51, 100 and the population standard deviation is $4,000. When the sample size is n 20, there is a 0.4238 probability of obtaining a sample mean within ±$500 of the population mean. Use z-table. a. What is the probability that the sample mean is within $500 of the population mean if a sample of size 40 is used (to 4 decimals)? b. What is the probability that the sample mean is within $500...
In the EAI sampling problem, the population mean is $51,400 and the population standard deviation is $4,000. When the sample size is n = 20, there is a 0.4972 probability of obtaining a sample mean within ±$600 of the population mean. Use z-table. a. What is the probability that the sample mean is within $600 of the population mean if a sample of size 40 is used (to 4 decimals)? b. What is the probability that the sample mean is within $600...
In the EA sampling problem, the population mean is $51,200 and the population standard deviation is $5,000. When the sample size is n 0.4176 probability of obtaining a sample mean within ±$500 of the population mean. Use z-table a. What is the probability that the sample mean is within $500 of the population mean if a sample of size 60 is used to 4 decimals)? b. What is the probability that the sample mean is within $500 of the population mean if...
In the EAI sampling problem, the population mean is $51,700 and the population standard deviation is $5,000. When the sample size is n = 20, there is a 0.4085 probability of obtaining a sample mean within +/- $600 of the population mean. Use z-table. What is the probability that the sample mean is within $600 of the population mean if a sample of size 40 is used (to 4 decimals)? What is the probability that the sample mean is within...
In the EAI sampling problem, the population mean is $51,900 and the population standard deviation is $4,000. When the sample size is n=20 there is a 0.4972 probability of obtaining a sample mean within ±$600 of the population mean. a. What is the probability that the sample mean is within $600 of the population mean if a sample of size 40 is used (to 4 decimals)?. b. What is the probability that the sample mean is within $600 of the population mean...
Suppose randaen tample of size 52 is selected from a population with o·11. Find the value of the standard error of the mean in each of the following cases (use the finite population correction factor if appropriate). a. The population size is infinite (to 2 decimals) b. The population size is N 50,000 (to 2 decimals) c.The population size is N-5000 (to 2 decimals). d. The population size is N 500 (to 2 decimals). the EAI sampling problem, the population...
The population mean is $51,300 and the population standard deviation is $5,000. When the sample size is n=20 , there is a .3472 probability of obtaining a sample mean within +/- $500 of the population mean. Use z-table. a. What is the probability that the sample mean is within $500 of the population mean if a sample of size 40 is used (to 4 decimals)? b. What is the probability that the sample mean is within $500 of the population...