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Mathematics 22 Online
OpenStudy (anonymous):

need help with algebra problems!

OpenStudy (anonymous):

Mrs. Smith has taught three, Algebra I classes this year. She just finished grading her final chapter test for the second semester. The raw data is below: Class A Class B Class C 80 72 100 85 90 90 87 85 94 92 84 100 86 91 75 90 78 30 94 94 94 100 86 72 75 82 85 45 78 87 85 86 42 38 78 100 72 95 90 94 90 94 62 88 60 Analyze the data for Class A and Class B. Part 1: What is the mean and standard deviation for Classes A and B? Part 2: Make a box plot of the data for Classes A and B. Identify the median, first and third quartiles, minimum and maximum data points. Part 3: Explain how the values for Classes A and B vary about the mean and median. What information does this give Mrs. Smith?

OpenStudy (anonymous):

are you good in math

OpenStudy (anonymous):

Use front-end estimation to add 495 + 650 + 875. Indicate the three digits that you will add first. 3 4 5 6 7 8

OpenStudy (anonymous):

no im horrible! and I have to take this online class to graduate D:

OpenStudy (anonymous):

me to

OpenStudy (anonymous):

it sucks, my geometry class was a lot easier because I could actually look stuff up but nope not this one

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