Suppose That the Average Amount of Sugar a Person Eats

question 8

Multiple Choice

Suppose that the average amount of sugar a person eats per year is 7 kg with a standard deviation of 1.5 kg.How many standard deviations from the mean is the consumption of 11 kg of sugar?

• A)About 1.33 standard deviations above the mean
• B)About 1.33 standard deviations below the mean
• C)About 4.67 standard deviations above the mean
• D)About 2.67 standard deviations above the mean
• E)About 2.67 standard deviations below the mean

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Definitions:

Crawling Ages

The typical age range during which infants develop and start to move on their hands and knees.

Alternative Hypothesis

The hypothesis that proposes a difference or effect contrary to the null hypothesis in statistical testing.

Wilcoxon Signed Rank Test

A non-parametric method for comparing two related samples, matched pairs, or repeated measurements on the same sample to evaluate if their population mean ranks are different.

Null Hypothesis

The presumption in statistical testing that there is no difference or effect, and any observed difference is due to sampling or experimental error.