Mathematics, 21.01.2020 03:31 mauricestepenson791
All 423 wisconsin public schools were all given a rating by the wisconsin department ofpublic instruction based on several variables. the mean rating reported was 71.5 and the standard deviation was 4.87. to do a follow-up study a random sample of 40 schools was selected. in this sample, the mean rating was 70.9. so what is the probability of getting ,mean of 70.9.one of the researchers is alarmed, thinking the report may have been mistaken. do you think this sample result is unusually low? explain
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Mathematics, 21.06.2019 15:00
Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β
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Mathematics, 21.06.2019 21:40
Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.
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Mathematics, 21.06.2019 22:00
The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2
Answers: 1
All 423 wisconsin public schools were all given a rating by the wisconsin department ofpublic instru...
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