Mathematics, 04.09.2020 20:01 aleahnew36
AN An article noted that chocolate is rich in flavonoids. The article reports that "regular consumption of foods rich in flavonoids may reduce the risk of coronary heart disease. The study received funding from a candy company and a chocolate manufacturers association. Identify and explain at least one source of bias in the study described. Then suggest how the bias might have been avoided Choose the correct answer below. 5
A. Since the sample is self-selected, there is a definite participation bias in this study. The researchers should randomly select the subjects of the study.
B. The questions used in the study might have caused the respondents to give inaccurate or dishonest responses. The question wording should be changed to be more neutral
C. The data do not seem to support the claims being made by the article. The article's author should consult an expert to make sure that he or she is correctly ew interpreting the study's results
D. The researchers may have been more inclined to provide favorable results because funding was provided by a party with a definite interest. The bias could have been avoided it the researchers were not paid by the candy company and the chocolate manufacturers
Answers: 3
Mathematics, 22.06.2019 00:00
When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft
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What is the slope of the line passing through the points (-5, 7) and (-3,5)?
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Mathematics, 22.06.2019 01:50
If its non of them tell me..valerie took a day-trip. she drove from her house for a while and took a coffee break. after her coffee break, she continued driving. after 2 hours of driving after her coffee break, her distance from her house was 210 miles. her average speed during the whole trip was 60 miles per hour.valerie created the equation y−210=60(x−2) to represent this situation, where xx represents the time in hours from her coffee break and yy represents the distance in miles from her house.which graph correctly represents valerie's distance from her house after her coffee break?
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Mathematics, 22.06.2019 02:30
Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75
Answers: 1
AN An article noted that chocolate is rich in flavonoids. The article reports that "regular consumpt...
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