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A national public television network has found that 35% of its contributions are for less than $20, with 45% for $20-$50, and 20% for more than $50.

In a random sample of 200 of the contributions to a local station, 42% were for less than $20, 43% were for $20-$50, and 15% were over $50. At the 0.05 level, does the local station's distribution of contributions differ significantly from that experienced nationally?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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