Mathematics, 31.03.2021 04:10 Vampfox
At a middle school students in seventh grade want to conduct a survey on the most popular type of pet for students in the grade. The students want to make a generalization based on a sample
Which describes how the sample should be chosen?
A: It must be non-random
B: It must be representative
C: It must be selected by a student not in seventh grade
D: It must be selected to include students from each grade of the middle school.
Answers: 3
Mathematics, 21.06.2019 16:50
Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.
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Mathematics, 21.06.2019 18:00
Solve this and show you’re work step by step ! -5 3/4+3h< 9 1/4 -
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What are the solutions of the equation? z^2 + 11z + 24 = 0 a. 8, -3 b. 8, 3 c. -8, -3 d. -8, 3
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Mathematics, 21.06.2019 21:30
Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.
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At a middle school students in seventh grade want to conduct a survey on the most popular type of pe...
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