You Are Advising the Owner of Smalltown Computer, a New

question 95

Essay

You are advising the owner of Smalltown Computer, a new, local computer repair store that also builds custom computers to order. Define 3-D printing and explain how it might be relevant to this business?

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Definitions:

Chi-squared Distribution

A statistical distribution showing how the sum of squared independent standard normal variables is distributed, often used in hypothesis testing.

Goodness-of-fit Test

A statistical test used to determine if sample data fits a distribution from a population with a normal distribution.

Contingency Table

A type of table used in statistics to summarize the relationship between several categorical variables, showing the frequencies at which certain combinations of variables occur.

Two-tail Test

A statistical test that determines if there are any significant differences between two population means or parameters, checking for deviations in two opposite directions from the null hypothesis.