Round all answers to two decimal places 4) According to the norms established for a reading comprehension test, the scores of fifth graders should benormally distributed with a population mean of 81.4 and a population standard deviation of 8.4. A teacherbelieves her class of 35 students have a reading comprehension different than the norm, and decides to giveher class the test. The class average on the test was 79.5. Are these students different than the norm in theirreading comprehension? Test at a = 0.01. Show all steps to receive full credit.5) A scientist is researching the weight of the American Black Bear and believes the weight of the bear hasdecreased from 105 pounds over the last 10 years. Based on the Minitab printout below, is the researchercorrect in his belief? Test at the 0.05 level of significance. Show all six steps.One-Sample T: Weight (kg)Descriptive Statistics95% Upper Boundfor uN Mean StDev SE Mean9.5312 99.582.75104.52E population mean of SampleTestHe: u = 105H:u < 105Null hypothesisAlternativehypothesisT-Value P-Value-1.970.037

Name: Round all answers to two decimal places 4) According to the norms esta
Uploaded: 2024-03-20T07:06:41.000Z
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Description: Round all answers to two decimal places 4) According to the norms established for a reading comprehension test, the scores of fifth graders should benormally distributed with a population mean of 81.4 and a population standard deviation of 8.4. A tea