Mathematics, 28.02.2020 18:59, shwubblz
Two researchers analyze the same data set. Researcher A uses a two-independent-sample t test and decides to retain the null hypothesis. Researcher B uses a related-samples t test and decides to reject the null hypothesis. Which of the following is a likely explanation for the disparity in the decisions made?
a. The two-independent sample t test had greater power to detect the effect.
b. The two-independent sample t test was associated with fewer degrees of freedom.
c. The related-samples t test had greater power to detect the effect.
d. The related-samples t test was associated with more degrees of freedom.
Answers: 2
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Mathematics, 21.06.2019 20:00, gordon57
Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
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Mathematics, 21.06.2019 20:00, ashl3yisbored
The length of the line segment joining the midpoints of sides ab and bc of the parallelogram abcd is 10. find the length of diagnol ac
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Two researchers analyze the same data set. Researcher A uses a two-independent-sample t test and dec...
History, 28.06.2019 05:10