Garman Observes a Worker Assembling Peanut Valves and Records the Data

question 40

Multiple Choice

Garman observes a worker assembling peanut valves and records the data displayed in the table.During one of the cycles,the worker knocked the shaft out of the fixture and had to realign the fixtures.What is the select time for this job element if the worker is rated at 80%?

• A)Less than 23 seconds
• B)Greater than or equal to 23 seconds but less than 26 seconds
• C)Greater than or equal to 26 seconds but less than 29 seconds
• D)Greater than or equal to 29 seconds

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Definitions:

Expected Number

The value predicted for a random variable, taking into account all possible values it can take weighted by their respective probability of occurrence.

Test Statistic

A calculated value from sample data used to decide whether to reject the null hypothesis in statistical hypothesis testing.

Significant Change

An alteration in data or a pattern that is considered to be of importance due to its impact or magnitude.

Goodness of Fit

A statistical test to see how well sample data fits a distribution from a population with a normal distribution.