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What is the null hypothesis if students who had chocolate before exam earned a mean score of 77 with a variance of 15 compared to a mean score of 72 and a variance of 17 for those who did not have chocolate
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32 votes
32 votes
What is the null hypothesis if students who had chocolate before exam earned a mean score of 77 with a variance of 15 compared to a mean score of 72 and a variance of 17 for those who did not have chocolate before exam?

User Ofek Hod
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2.8k points

1 Answer

15 votes
15 votes
Chocolate may energise the mind to think better
That’s just me tho
User Elyashiv
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3.0k points
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