Mathematics, 23.09.2019 20:30, gabbytumey
Suppose on a certain test, fifty students earn a perfect score and fifty students earn a zero. determine the mean grade and standard deviation among the one hundred students.
a. mean grade among the one hundred students is a0
b. standard deviation:
Answers: 1
Mathematics, 21.06.2019 13:00, thisbegaby
Jessica is a custodian at oracle arena. she waxes 20 m2 of the floor in 3/5 of an hour. jessica waxes the floor at a constant rate. at this rate how many sqaures meters can she wax per hour
Answers: 3
Mathematics, 21.06.2019 22:40, jeffyisdrunk
The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?
Answers: 1
Suppose on a certain test, fifty students earn a perfect score and fifty students earn a zero. deter...
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