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23 February, 06:18

A previous study claims that 75% of all students graduate on time. You believe the percentage is lower than that. In a random sample of 200 students, 142 will graduate on time. At the significance level. 05, what conclusion do you draw?

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  1. 23 February, 09:04
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    the answer is option c

    Step-by-step explanation:

    i took the test
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