The T Value for a 99% Confidence Interval Estimation Based

question 22

Multiple Choice

The t value for a 99% confidence interval estimation based upon a sample of size 10 is

• A)1.645.
• B)1.812.
• C)2.576.
• D)3.169.

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Definitions:

Worker Safety

This term refers to the protocols, practices, and measures implemented to ensure the physical and psychological welfare of workers in their workplace.

OSHA

The Occupational Safety and Health Administration is an agency of the U.S. government tasked with maintaining safe and healthy conditions in workplaces.

Two-tail Test

A statistical hypothesis test in which the critical area of a distribution is two-sided and tests whether a sample is greater or less than a range of values.

Sample Variances

Statistical measurements that quantify the dispersion or spread of data points within a sample from their mean.