Mathematics, 12.08.2019 17:10 itsme77
You measure the weight of 49 backpacks, and find they have a mean weight of 67 ounces. assume the population standard deviation is 8.8 ounces? . based on this, what is the maximal margin of error associated with a 94% confidence interval for the true population mean backpack weight.
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Student representatives surveyed their classmates on their preference of a school mascot for a new school. the results are shown in the table below. which pair of samples seems most representative of student preference?
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