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Group of 30-year-olds is interviewed to determine whether the type of music most listened to by people in their age category is independent of the geographic location of their residence. Use the chi-square test of independence, = .01, and the following contingency table to determine whether music preference is independent of geographic location.
Type of Music Preferred
GeographicRegionRock R & B Country ClassicalNortheast 140 32 5 18South 134 41 52 8West 154 27 8 13
Round the intermediate values to 2 decimal places. Round your answer to 2 decimal places, the tolerance is +/-0.05.
Observed =Type of music preferred is independent or not independent of region of the country?
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Does this data provide evidence at the .05 significance level that there is a difference in the proportion of humorous ads in British versus American trade magazines? Please show work.
Finding the probability of each event in a group of events of different possibility
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