Mathematics, 19.05.2021 16:50, jetjet123123
The U. S Census Bereau reported that the mean annual salary in 2002 was $51,194 for an individual whose highest degree was a bachelor's. A government economist believes that the mean anual salty for individuals whose highest degree is a bachelor is different today. She obtains a random sample of 300 employed adults whose highest degree is a bachelors and determine the mean annual salary to be $55,988 with a population standard deviation of $26,855. Text the economists claim at the a=0.05 significance. Fine the z-score. HELP
Answers: 3
Mathematics, 21.06.2019 19:00, love123jones
Explain why the factor 1.5 is broke. into two numbers in the model.
Answers: 3
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