Mathematics, 08.03.2021 08:30 stodd9503
Myrna wants to know about how many pairs of jeans middle school students own. She did not have time to ask all 257 middle school students, so she surveyed a random sample of 25 students. The results below display the number of pairs of jeans each surveyed student owns.
3, 4, 2, 1, 3, 1, 2, 4, 2, 3, 1, 2, 4, 2, 3, 2, 2, 6, 1, 1, 2, 4, 1, 1, 2
The mean of her data is 2.36 pairs of jeans. From the given data and the calculated mean, which inference could Myrna make?
All middle school students own jeans.
The average middle school student owns around two pairs of jeans.
Most seventh-grade students prefer cargo pants to jeans.
An average middle school student owns three or more jeans.
Answers: 1
Mathematics, 21.06.2019 19:30, pillgiing
Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?
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Mathematics, 21.06.2019 21:00, memoryofdale
Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)
Answers: 2
Myrna wants to know about how many pairs of jeans middle school students own. She did not have time...
Mathematics, 08.03.2021 18:10
Mathematics, 08.03.2021 18:10