Car Window Skin Cancer? A study suggests that exposure to UV rays through the car window may increase the risk of skin cancer. The study reviewed the records of all 1050 skin cancer patients referred to the St. Louis University Cancer Center in 2004. Of the 42 patients with melanoma the cancer occurred on the left side of the body in 31 patients and on the right side in the other 11. 1"Surprising Skin Cancer Risk: Too Much Driving LiveScience.com, May 7, 2010, reporting on Butler, S., and Fosko, S., "Increased Prevalence of Left-sided Skin Cancers", Journal of the American Academy of Dermatology, published online, March 12, 2010.
Car Window Skin Cancer? A study suggests that exposure to UV rays through the car window may increase the risk of skin cancer. The study reviewed the records of all 1050 skin cancer patients referred to the St. Louis University Cancer Center in 2004. Of the 42 patients with melanoma the cancer occurred on the left side of the body in 31 patients and on the right side in the other 11. 1"Surprising Skin Cancer Risk: Too Much Driving LiveScience.com, May 7, 2010, reporting on Butler, S., and Fosko, S., "Increased Prevalence of Left-sided Skin Cancers", Journal of the American Academy of Dermatology, published online, March 12, 2010.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
Related questions
Question
Please read the passage on Car Window Skin Cancer first and then answer the questions carefully to get the correct answers.
Transcribed Image Text:Car Window Skin Cancer?
A study suggests that exposure to UV rays through the car window may increase the risk of skin cancer.¹ The study reviewed the
records of all 1050 skin cancer patients referred to the St. Louis University Cancer Center in 2004. Of the 42 patients with melanoma,
the cancer occurred on the left side of the body in 31 patients and on the right side in the other 11.
1"Surprising Skin Cancer Risk: Too Much Driving LiveScience.com, May 7, 2010, reporting on Butler, S., and Fosko, S., "Increased
Prevalence of Left-sided Skin Cancers", Journal of the American Academy of Dermatology, published online, March 12, 2010.
Transcribed Image Text:(a) Is this an experiment or an observational study?
O Experiment
Observational study
eTextbook and Media
(b) of the patients with melanoma, what proportion had the cancer on the left side?
Round your answer to three decimal places.
eTextbook and Media
(c) Suppose the question of interest is whether melanomas are more likely to occur on the left side than on the right.
State the null and alternative hypotheses.
Ho:
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>
O One-tail
O Two-tail
(d) Is this a one-tailed or two-tailed test?
μ
17₂
vs H₂:
1144₂
p
P
Pi #P₂
0.5
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