Mathematics, 06.12.2019 20:31 amanda2517
Aresearcher wants to know why individuals in community a have a higher rate of a rare form of cancer when compared to those living in community b. to find out the reasons for the differences their lifestyle, noted the types of businesses that were present in the community and sea medical records. the researcher found that the headquarters for the toxico chemical plant is located in community a, there is a higher rate of cigarette smoking in this community and residents tended to delay or skip going to the doctor for an annual checkup. in community b, the largest employer was a department store and on average, residents did not smoke as much as residents from community a. however, like individuals from community a, community b residents tended to delay or skip their annual checkup with their doctor. in cancer rates in these two communities, the investigator surveyed residents about rched 11) suppose community a was a warmer climate than community b.
how might this introduce a confounding variable that the researcher did not consider at first?
Answers: 3
Mathematics, 21.06.2019 14:10, jessicapbailey52
Which linear equations have an infinite number of solutions? check all that apply. (x – 3/7) = 2/7(3/2x – 9/14)8(x + 2) = 5x – 1412.3x – 18 = 3(–6 + 4.1x)(6x + 10) = 7(x – 2)4.2x – 3.5 = 2.1 (5x + 8)
Answers: 3
Mathematics, 21.06.2019 17:00, nisazaheer
Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.
Answers: 1
Mathematics, 21.06.2019 19:30, tsmalls70988
What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)
Answers: 1
Aresearcher wants to know why individuals in community a have a higher rate of a rare form of cancer...
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