Based on Montero's Five Studies of Vietnamese Ability to Speak

question 14

Multiple Choice

Based on Montero's five studies of Vietnamese ability to speak English once in the United States,we can conclude that ________ had a good command of it or rapidly acquired it.

• A) 1/5 to 1/3
• B) 1/20 to 1/15
• C) 1/10 to 1/7
• D) 1/2 to 3/4

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Definitions:

Sample Mean

The average value obtained from a sample, a subset of a larger population.

Population Mean

The average of a set of values in the entire population.

Margin of Error

An expression of the extent to which a sample statistic may differ from the true population parameter; it quantifies uncertainty in estimation.

Z Value

A measure in statistics that represents the number of standard deviations a data point is from the mean.