Mathematics, 30.10.2020 18:10 hrcatena
At Rosa's summer job with a research company, she must get a representative
sample of people from her town to answer a question about health habits. Which of
the following methods could be used to get a representative sample?
a) selecting people randomly from a computer list
b) selecting people who are in the hospital
C) gathering responses from women who own businesses in town
d) selecting every 10th person as they enter a fast-food restaurant
Answers: 3
Mathematics, 21.06.2019 13:00
Given (1+cosx)/(sinx) + (sinx)/(1+cosx) =4, find a numerical value of one trigonometric function of x. a. tanx=2 b. sinx=2 c. tanx=1/2 d. sinx=1/2
Answers: 1
Mathematics, 21.06.2019 18:00
Is a positive integer raised to a negative power always positive
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Mathematics, 21.06.2019 18:00
Find the perimeter of the figure shown above. a. 18 yds c. 20 yds b. 10 yds d. 24 yds select the best answer from the choices provided
Answers: 1
At Rosa's summer job with a research company, she must get a representative
sample of people from h...
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