A Calculus Professor Posted the Following Grade Distribution Guidelines for Her

question 93

Essay

A calculus professor posted the following grade distribution guidelines for her elementary calculus class: 8% A,35% B,40% C,12% D,and 5% F.A sample of 100 elementary statistics grades at the end of last semester showed 12 As,30 Bs,35 Cs,15 Ds,and 8 Fs.Test at the 5% significance level to determine whether the actual grades deviate significantly from the posted grade distribution guidelines.

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Definitions:

Check Number

A unique identification number assigned to each transaction in a checkbook or bank account for tracking and record-keeping purposes.

Balance

The ability to maintain the body's center of mass over its base of support, crucial for daily activities and preventing falls.

Third-Party Check

A check made payable to one party and then endorsed to another as a payment method.

Deposit Record

A record of a financial deposit that is given by the bank to the customer at the time of the deposit.