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Math 240 Jump to level 1 A software company is interested in improving customer satisfaction rate from the 63% currently claimed. The company sponsored a

Math 240

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Jump to level 1 A software company is interested in improving customer satisfaction rate from the 63% currently claimed. The company sponsored a survey of 105 customers and found that 75 customers were satisfied. What is the test statistic z? Ex: 2.22

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