Mathematics, 26.08.2021 17:30 barbar12345
A researcher is interested in the mean mileage for all school buses in a school district. Forty buses are randomly selected from a computer printout that contains every bus in the district. For each bus they record the name of the school it is used for, mileage, and age. It is calculated that 32.5% of the 40 buses are over 15 years old. With 99% confidence they find that the mean mileage for all school buses in the school district is between 85,261 and 134,890 miles. What is the qualitative variable in this study
Answers: 3
Mathematics, 21.06.2019 13:00
Aright triangle includes one angle that measures 30º. what is the measure of the third angle? a. 30º b. 90º c. 60º d. 130º
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Mathematics, 21.06.2019 14:00
(hurry! ) which expression is equivalent to the following complex fraction?
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Mathematics, 21.06.2019 20:30
You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box
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A researcher is interested in the mean mileage for all school buses in a school district. Forty buse...
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