A statistics teacher claims that, on average, 20% of students in his class get an A, 25% get a B, 35% get a C, 10% get a D and the rest get an F. The grades of a random sample of his students over the...

A statistics teacher claims that, on average, 20% of students in his class get an A, 25% get a B, 35% get a C,<br>10% get a D and the rest get an F. The grades of a random sample of his students over the years is recorded.<br>Test the claim at 5% significance.<br>Round to the fourth as needed.<br>

Extracted text: A statistics teacher claims that, on average, 20% of students in his class get an A, 25% get a B, 35% get a C, 10% get a D and the rest get an F. The grades of a random sample of his students over the years is recorded. Test the claim at 5% significance. Round to the fourth as needed.

Jun 08, 2022

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A statistics teacher claims that, on average, 20% of students in his class get an A, 25% get a B, 35% get a C, 10% get a D and the rest get an F. The grades of a random sample of his students over the...

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