Mathematics, 11.05.2021 17:40 ehsket
Leewood Middle School is considering a uniform policy, and the principal has asked for students' opinions about the colors for the uniform shirts. Jennifer and Josef conducted surveys about the possible shirt colors. Their methods and results are described below. Jennifer · Sampling method: Gave each student in her history class a survey to complete anonymously at home and return the following day. She received 50% of the surveys the next day. · Results: 85% prefer blue shirts. Josef · Sampling method: Wrote all students' names on slips of paper. Gave survey to the 50 students whose names were chosen at random. · Results: 60% prefer blue shirts.
Explain whose sampling method will provide results most representative of all students at Leewood Middle School and why.
Provide your own example of another method that would represent all students at Leewood Middle School.
Answers: 3
Mathematics, 21.06.2019 15:00, organicmemez
If x = ∛200, which of the following inequalities is true? * 2 < x < 4 3 < x < 5 6 < x < 6.5 4.5 < x < 5.5 5 < x < 6
Answers: 1
Mathematics, 21.06.2019 17:50, amcdonald009
To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1
Answers: 1
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