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A die is thrown 132 times with the following results: Number turned up: 1, 2, 3,...

A die is thrown 132 times with the following results: Number turned up: 1, 2, 3, 4, 5, 6
Frequency: 16, 20, 25, 14, 29, 28
Is the die unbiased? Consider the degrees of freedom as ? − .1

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