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Math 240 CHALLENGE ACTIVITY 7.1.3: Hypothesis test for a population proportion. Jump to level 1 A software company is interested in improving customer satisfaction rate

Math 240

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CHALLENGE ACTIVITY 7.1.3: Hypothesis test for a population proportion. Jump to level 1 A software company is interested in improving customer satisfaction rate from the 78% currently claimed. The company sponsored a survey of 130 customers and found that 110 customers were satisfied What is the test statistic z? Ex: 2.22 #

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