Mathematics, 07.05.2021 21:20 paulusl19

10. Show work when needed. A researcher wants to investigate the number of hours high school students spend doing
homework each night. After surveying 1,200 high school students, the researcher makes the
claim that she is 95% confident that the number of hours students spend doing homework each
night is between 0.6 and 2.8 hours.
a. What is the mean and margin of error for this confidence interval?

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