TABLE 3-2 The Data Below Represent the Amount of Grams of Carbohydrates

question 124

Short Answer

TABLE 3-2
The data below represent the amount of grams of carbohydrates in a serving of breakfast cereal in a sample of 11 different servings.
11 15 23 29 19 22 21 20 15 25 17
-Referring to Table 3-2, the arithmetic mean carbohydrates in this sample is ________ grams.

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Definitions:

Two-Tailed Test

A statistical test that considers the possibility of an effect in two directions, both above and below the mean.

Significance Level

The significance level, often denoted by alpha, is the threshold at which the null hypothesis is rejected in a statistical test.

Wilcoxon Signed-Rank Test

A nonparametric test used to compare paired or matched samples to assess whether their population mean ranks differ.

Nonzero Difference

A term indicating that there is a measurable or meaningful difference between two entities or measurements.