The Length and Width of a Standard Sheet of Paper

question 51

Multiple Choice

The length and width of a standard sheet of paper is measured,and then the area is found by calculation to be 93.50 in².The number of significant figures in the width measurement must be at least:

• A)1.
• B)2.
• C)3.
• D)4.

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Definitions:

P-values

P-values provide the probability of obtaining an effect at least as extreme as the one in your sample data, assuming the truth of the null hypothesis.

Standard Error

A statistic that measures the average distance that a sample statistic, such as the mean, deviates from the actual population mean.

Alternative Hypothesis

A statement that contradicts the null hypothesis and is tested directly in a hypothesis testing framework, assuming the null hypothesis is false.

T Procedure

A statistical test used to determine if there is a significant difference between the means of two groups when the variances are unknown and assumed to be equal.