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

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Math 240

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CHALLENGE ACTIVITY 7.1.3: Hypothesis test for a population proportion V Jump to level 1 V A software company is interested in improving customer satisfaction rate from the 2 75% currently claimed. The company sponsored a survey of 130 customers and found that 105 customers were satisfied. 3 What is the test statistic z? Ex: 2 22#

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