A researcher measures the correlation in rankings for a sample of restaurants and consumers' rankings of their favorite restaurants.If = 96 and n = 12,then what is the value of the correlation coefficient?
A) .07
B) .34
C) .66
D) .94

Question

Quizplus · Accepted Answer

The Spearman rank correlation coefficient is calculated using the formula: 1 - (6Σd²)/(n(n²-1)), where Σd² = 96 and n = 12. Plugging in the values, we get 1 - (6*96)/(12(144-1)) = 0.66.

A Researcher Measures the Correlation in Rankings for a Sample