Mathematics, 30.07.2019 15:30 1129682
Which of the following is an advantage of an observational study over a sample survey? a)observational studies are not dependent on people’s responses, which may not be truthful. b)observational studies involve the random selection of subjects. c)observational studies do not manipulate variables. d)observational studies do not involve treatments.
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Mathematics, 21.06.2019 16:50
The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled
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Mathematics, 21.06.2019 19:30
He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?
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Mathematics, 21.06.2019 21:20
Do you mind if you guys me with this question i’m on number 8
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Mathematics, 21.06.2019 21:30
Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price
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Which of the following is an advantage of an observational study over a sample survey? a)observatio...
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