Mathematics, 29.11.2019 06:31 yves379
Mr. dennis gave his class a 202020-question multiple choice quiz. the distribution of raw scores had a mean of 151515 and a standard deviation of 2.52.52, point, 5. mr. dennis is going to multiply each raw score by 555 so the quiz is worth a total of 100100100 points. if each score is multiplied by 555, what will be the mean and standard deviation of the distribution of new scores
Answers: 2
Mathematics, 21.06.2019 17:00
Which graph corresponds to the function f(x) = x2 + 4x – 1?
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Mathematics, 21.06.2019 17:30
Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
Answers: 1
Mathematics, 21.06.2019 17:30
One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)
Answers: 1
Mathematics, 21.06.2019 23:00
George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2
Answers: 1
Mr. dennis gave his class a 202020-question multiple choice quiz. the distribution of raw scores had...
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