Answered: Which conditions for performing this…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 23PPS

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Transcribed Image Text:Moussa saw a commercial on television that claimed 9 out of 10 dentists recommend using a specific brand of chewing gum. He suspected that the true proportion was actually lower, so he took an SRS of 50 dentists and asked whether or not they recommend using that brand of chewing gum. He wants to use the sample data to test Ho : p= 0.9 versus H, : p< 0.9, where p is the proportion of all dentists that recommend this brand of chewing gum. Which conditions for performing this type of test did Moursa's sample meet? Choose all answers that apply: The data is a random sample from the population of inte st. The expected counts of successes and failures are both suffic ntly large. Individual observations can be considered independent.

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