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 19:30
If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8
Answers: 2
Mathematics, 21.06.2019 22:00
Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of
Answers: 1
Mathematics, 21.06.2019 22:50
Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.
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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