Mathematics, 05.02.2021 21:30, ELIZABETH7777
The survey in the previous question was conducted by calling land-line telephones, and those conducting the survey are concerned about the possibility of under coverage, since some people do not own a phone or own only a cell phone. Which of the following is the best way for them to correct for this source of bias?
a. Use a lower confidence level, such as 80%.
b. Use a higher confidence level, such as 99%.
c. Take a larger sample.
d. Use a t-interval instead of a z-interval.
e. Throw this sample out and start over again with a better sampling method.
Answers: 1
Mathematics, 22.06.2019 01:30, KillerSteamcar
Jacob is graphing the line represented by the equation −6x−5y=12.−6x−5y=12. he first plots the x-x- and y-interceptsy-intercepts as follows. which statement is correct regarding the intercepts on the graph?
Answers: 1
Mathematics, 22.06.2019 05:10, aliviadushane
In triangle abc, w is the centroid and be = 9. find bw. a. 3 b. 6 c. 9 d. 18
Answers: 2
Mathematics, 22.06.2019 06:00, jennifermsalzo
Evaluate f(x) when x= -9. f(x)= 16x® + 2 6 12 if 9 < x < 13 no solution 488 12
Answers: 1
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