Mathematics, 18.11.2019 19:31, celeste961
At western university the historical mean of scholarship examination scores for freshman applications is 900. a historical population standard deviation s=180 is assumed known each year, the assistant dean uses a sample of applications to determine whether the mean examination score for the new freshman applications has changed. a- state the hypothesesb- what is the 95% confidence interval estimate of the population mean examination score if a sample of 200 applications provided a sample mean of xbar=935 ? c- use the confidence interval to conduct a hypthesis test. using a=.05, what is your conclusion ? d-what is the p-value ?
Answers: 2
Mathematics, 22.06.2019 00:00, chaseking120418
If (x + 8) is a factor of f(x), which of the following must be true? both x = β8 and x = 8 are roots of f(x). neither x = β8 nor x = 8 is a root of f(x). f(β8) = 0 f(8) = 0
Answers: 3
Mathematics, 22.06.2019 00:20, soystersoce
When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?
Answers: 1
At western university the historical mean of scholarship examination scores for freshman application...
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