The Table Below Shows Two Samples Taken to Compare the Mean

question 15

Multiple Choice

The table below shows two samples taken to compare the mean age of individuals who purchased the iPhone 3G at two AT&T store locations. What are the critical values for a two-tailed test for equal variances at  = .05?

• A) 0.275,3.14
• B) 0.244,3.37
• C) 0.210,3.95
• D) 0.181,4.32

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Definitions:

Int Answer

A term "Int Answer" is not a standard key term, but it likely refers to the result of an operation or calculation that is an integer (int) type in programming.

Double Avg

Double Avg presumably refers to calculating the average of some numeric values where the result is expressed as a double data type, which is a floating-point type that has more precision than float.

Compound Assignment

A shorthand operation that combines an assignment with another operation, such as += or *=, to simplify code.

Expression

A combination of variables, operators, and values that evaluates to a single value.