Mathematics, 02.02.2020 22:51 Dkhaurithompson
Alejandro wants to determine the average shoe size of all of the male students in his school. which sample is likely to yield the most biased results?
a. every tenth boy on the school’s phone list
b. every member of the boys’ basketball team
c. every boy in a randomly selected ninth-, tenth-, eleventh-, and twelfth-grade gym class
d. every fifth boy who walks through the front doors of the school in the morning
Answers: 1
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Mathematics, 21.06.2019 21:30
Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?
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Mathematics, 22.06.2019 04:30
An angle bisector ac divides a trapezoid abcd into two similar triangles ? abc and ? acd. find the perimeter of this trapezoid if the leg ab=9 cm and the leg cd=12 cm.
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Alejandro wants to determine the average shoe size of all of the male students in his school. which...
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