Mathematics, 26.06.2019 23:40, 1940swannabe
Ascientist is trying to determine whether the use of cell phone contributes to brain cancer. for his study, he compares the medical records of subjects who have been diagnosed with brain cancer to the records of healthy subjects. what is the most significant weakness in this type of study?
the test groups must be unusually large to generate significant data.
the relationship between cell phone use and cancer is difficult to determine.
this type of study is expensive, and the data are difficult to analyze.
this type of study must rely on medical records, which are inaccurate.
Answers: 3
Mathematics, 21.06.2019 14:30, Thejollyhellhound20
30 points and i will give brainliest the club will base its decision about whether to increase the budget for the indoor rock climbing facility on the analysis of its usage. the decision to increase the budget will depend on whether members are using the indoor facility at least two times a week. use the best measure of center for both data sets to determine whether the club should increase the budget. assume there are four weeks in a month. if you think the data is inconclusive, explain why.
Answers: 3
Mathematics, 21.06.2019 17:30, babygirl226
Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]
Answers: 3
Mathematics, 21.06.2019 17:30, astultz309459
Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression
Answers: 2
Ascientist is trying to determine whether the use of cell phone contributes to brain cancer. for his...
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