Mathematics, 21.04.2020 18:03, jolainjoseph01998
A professor at a local university noted that the grades of her students were normally distributed with a mean of 78 and a standard deviation of 10. The professor has informed us that 16.6 percent of her students received grades of A. What is the minimum score needed to receive a grade of A?
Answers: 3
Mathematics, 21.06.2019 18:00, cici170
Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).
Answers: 2
Mathematics, 22.06.2019 00:00, hadilalhjajih
The amount cami raised during last year’s charity walk, $45.50, is 7/10 of the amount she raised this year. which equation represents n, the number of dollars she raised this year?
Answers: 2
Mathematics, 22.06.2019 01:00, franklinkaylieg3873
What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5
Answers: 3
A professor at a local university noted that the grades of her students were normally distributed wi...
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