The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n = 75, find the probability of a sample mean being greater than 229 if μ = 228 and o= 5.9. For a sample of n = 75, the probability of a sample mean being greater than 229 if μ = 228 and σ = 5.9 is (Round to four decimal places as needed.)
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- he population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n=65, find the probability of a sample mean being greater than 217 if μ=216 and σ=3.5. For a sample of n=65, the probability of a sample mean being greater than 217 if μ=216 and σ=3.5 is nothing. (Round to four decimal places as needed.) Would the given sample mean be considered unusual? The sample mean ▼ would not would be considered unusual because it ▼ does not lie lies within the range of a usual event, namely within ▼ 1 standard deviation 2 standard deviations 3 standard deviations of the mean of the sample means.The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n=70, find the probability of a sample mean being greater than 212 if μ=211 and σ=3.5. For a sample of n=70, the probability of a sample mean being greater than 212 if μ=211 and σ=3.5 is nothing. (Round to four decimal places as needed.)The population mean and standard deviation are given below. Find the indicated probability and determine whether a sample mean in the given range below would be considered unusual. If convenient, use technology to find the probability. For a sample of n 38, find the probability of a sample mean being less than 12,750 or greater than 12,753 when u = 12,750 and o = 1.8. For the given sample, the probability of a sample mean being less than 12,750 or greater than 12,753 is. (Round to four decimal places as needed.) Would the given sample mean be considered unusual? O A. The sample mean would not be considered unusual because there is a probability greater than 0.05 of the sample mean being within this range. O B. The sample mean would be considered unusual because there is a probability greater than 0.05 of the sample mean being within this range. OC. The sample mean would not be considered unusual because there is a probability less than 0.05 of the sample mean being within this range. O…
- The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n=75, find the probability of a sample mean being greater than 214 if μ=213 and σ=5.9. For a sample of n=75, the probability of a sample mean being greater than 214 if μ=213 and σ=5.9 is nothing. (Round to four decimal places as needed.)The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n=65, find the probability of a sample mean being greater than 213 if μ=212 and σ=3.5. For a sample of n=65, the probability of a sample mean being greater than 213 if μ=212 and σ=3.5 is nothing. (Round to four decimal places as needed.) Would the given sample mean be considered unusual? The sample mean ▼ would would not be considered unusual because it ▼ lies does not lie within the range of a usual event, namely within ▼ 1 standard deviation 2 standard deviations 3 standard deviations of the mean of the sample means.The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n = 75, find the probability of a sample mean being greater than 224 if μ = 223 and o= 5.9. For a sample of n = 75, the probability of a sample mean being greater than 224 if μ =223 and o = 5.9 is (Round to four decimal places as needed.)
- The population mean and standard deviation are given below. Find the indicated probability and determine whether the given sample mean would be considered unusual. For a sample of n = 31, find the probability of a sample mean being less than 12,748 or greater than 12,751 when μ = 12,748 and o=1.9. For the given sample, the probability of a sample mean being less than 12,748 or greater than 12,751 is (Round to four decimal places as needed.) CThe population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n = 70, find the probability of a sample mean being greater than 215 if µ = 214 and o = 5.8. For a sample of n= 70, the probability of a sample mean being greater than 215 if u = 214 and o = 5.8 is (Round to four decimal places as needed.)The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be considered unusual. For a sample of n=65, find the probability of a sample mean being greater than 219 if μ=218 and σ=5.6. For a sample of n=65, the probability of a sample mean being greater than 219 if μ=218 and σ=5.6 is
- Find the indicated probability and interpret the result. From 1975 through 2020, the mean annual gain of the Dow Jones Industrial Average was 651. A random sample of 32 years is selected from this population. What is the probability that the mean gain for the sample was between 400 and 700? Assume o = 1540. The probability is (Round to four decimal places as needed.)Find the standard deviation of workers with no drug problem from the sample. (Round your answer to the nearest hundredth)The reaction times for a random sample to a stimulant were recorded as 2.5, 3.6, 3.1, 4.3, 2.9. 2.3, 2.6, 4.1, and 3.4 seconds. Calculate the median. O 4.1 O 3.1 O 2.9 3.33333