The population mean and standard deviation are given below. Find the required probability and determine...
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The population mean and standard deviation are given below. Find the required probability and determine whether the given sample mean would be consideredunusual.For a sample of n = 70, find the probability of a sample mean being less than 22.1 if u = 22 and ? = 1.31.For a sample of n = 70, the probability of a sample mean being less than 22.1 if = 22 and ?=1.31 is ___(Round to four decimal places as needed.).Would the given sample mean be considered unusual?The sample mean___be considered unusual because it has a probability that isthan 5%.
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