The Amount of Time Necessary for Assembly Line Workers to Complete

question 35

Short Answer

The amount of time necessary for assembly line workers to complete a product is a normal random variable with a mean of 15 minutes and a standard deviation of 2 minutes.
-The probability is _________that a product is assembled in less than 20 minutes.

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Definitions:

Levels Of Significance

A threshold in hypothesis testing that determines the probability at which the null hypothesis is rejected, often denoted by alpha.

P-value

The probability of obtaining test results at least as extreme as the observed results, assuming that the null hypothesis is true.

Test Statistic

A calculated value from sample data that is used in a hypothesis test to determine whether to reject the null hypothesis, based on the likelihood of observing the sample data under the null hypothesis.

Yearly Rate

The amount, level, or number of something calculated or represented over a period of one year.