Mathematics, 30.04.2021 18:40 angsoccer02
Hypothesis Testing-Means and Proportions
Write all of the 4 of the steps for each of the tests below.
1. A principal at a school is worries that his students are below average intelligence. A random sample of 30
students' IQ scores has a mean of 96. Given that IQ scores are Normally distributed with a mean of 100
and standard deviation of 15, is there sufficient evidence to support the principal's claim? Test the claim at
5% significance level.
Answers: 2
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Hypothesis Testing-Means and Proportions
Write all of the 4 of the steps for each of the tests bel...
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