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Numbers show that the plan increased attendance

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Teachers were concerned with the 20% rate of non attenders. A school meeting was called and a plan was put in place. Then of the 250 students in the school 30 did not attend. Do the new numbers show that the plan increased attendance?

Formulate and test the appropriate hypothesis at a 2% level of significance. (critical value approach)

I don't know what each value is to put into the formula

Reference no: EM131737789

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