Mathematics, 16.07.2021 05:20 fireman59937
A sample of 32 observations is taken from an infinite population. The sampling distribution of a. is approximately normal because of the central limit theorem. b. is approximately normal because the sample size is small in comparison to the population size. c. is approximately normal because is always approximately normally distributed. d. cannot be determined
Answers: 2
Mathematics, 21.06.2019 18:40, calebhoover03
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 21.06.2019 20:00, anthonybowie99
Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.
Answers: 3
A sample of 32 observations is taken from an infinite population. The sampling distribution of a. is...
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