Concept explainers
To find: The distribution that should be used and compute the degree of freedom.
Answer to Problem 2.1CYU
The degree of freedom is 3.
Explanation of Solution
Given:
The number of blue, orange, green, yellow, red and brown candies are 12, 7, 13, 4, 8 and 2 respectively.
The proportions are 23%, 15% and 12% respectively.
Formula used:
The formula to compute the degree of freedom is:
Calculation:
The expected count is above 5. Thus, chi-square distribution could be used here.
The degree of freedom is:
Thus, the degree of freedom is 3.
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