Judging from Recent Experience,5% of the Computer Keyboards Produced by an Automatic,high-Speed

question 14

Multiple Choice

Judging from recent experience,5% of the computer keyboards produced by an automatic,high-speed machine are defective. If six keyboards are randomly selected,what is the probability that none of the keyboards are defective?

• A)0.001
• B)0.167
• C)0.735
• D)0.500

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Definitions:

Dependent Variable

In research, it is the variable being tested and measured for change, to see how it responds to variations in the independent variable.

Systematic Variance

The portion of variation in an outcome that can be consistently explained by variables or factors in a study.

Error Variance

The variability in a set of data that cannot be attributed to the factors being studied, often resulting from measurement errors or other inconsistencies.

Dependent Sample Designs

Research designs involving comparisons of measurements from the same group of subjects under different conditions or at different times.