Mathematics, 19.01.2020 18:31 madiballet125
Students from two age groups were surveyed to see how they travel to school. here are the results:
below age 15—walk or bike: 87; bus: 60; car: 18
age 15 and above—walk or bike: 65; bus: 50; car: 80
which of the following is a correct two-way relative frequency table for the data?
Answers: 2
Mathematics, 21.06.2019 21:10
See attachment below and find the equivalent of tan(∠qsr)
Answers: 3
Mathematics, 21.06.2019 22:00
18 16 11 45 33 11 33 14 18 11 what is the mode for this data set
Answers: 2
Mathematics, 22.06.2019 02:30
Researchers are conducting experiments to determine the role of alcohol in the development of depression. after the study is complete, they determine that the relative risk of developing depression is 1.55 with a 95 % ci of 1.2 -1.9. each group is then divided into nonsmokers and smokers. the relative risk for the nonsmokers is 1.12 with a 95% ci of 0.87-1.37. the relative risk for the smokers is 1.7 with a 95 % cl of 1.5-1.9. what type of bias may affect this study? a. procedure bias b. recall bias c. selection bias d. confounding e. lead-time bias
Answers: 2
Students from two age groups were surveyed to see how they travel to school. here are the results: <...
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