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The Department of Transportation would like to investigate if a difference exists in the proportion ...

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The Department of Transportation would like to investigate if a difference exists in the proportion ...

The Department of Transportation would like to investigate if a difference exists in the proportion of flights that arrive on-time between Alaska Airlines, Delta Airlines, Southwest Airlines, and United Airlines. The following data represent the number of on-time flights from random samples taken from each airline.

The chi-square test statistic for these samples is ________.

▸ 2.60

▸ 4.65

▸ 6.22

▸ 8.37

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Business Statistics

Edition: 2^nd

Author: Donnelly

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