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1. What is the null hypothesis? a. Health scores before and after the extra days off will be the same b. Health scores for those

1. What is the null hypothesis? a. Health scores before and after the extra days off will be the same b. Health scores for those who got extra days off are higher than health scores for those who didn't get the extra days off c. Health scores for those who got the extra days off are the same as the health scores for those who didn't get the extra days off d. Health scores after the extra days off will be higher than before the days off

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