Mathematics, 08.04.2020 02:33, ericgideon
The Million Women study in England followed more than 1,000,000 women aged 50β64 years beginning in 1996, tracking their living habits and maintaining records on their medical and social factors as well as cancer data. The researchers found that after around 12 years, 3.7% (217/5,877) of the South Asian women developed breast cancer, compared to 3.6% (180/4,919) of the black women and 4.4% (45,191/1,038,144) of the white women.
1. Identify the explanatory and response variables in this context. Also, identify whether each variable is categorical or quantitative.
explanatory:
a. whether or not they developed breast cancer, quantitative
b. ethnicity, categorial
c. ethnicity, quantitative
d. whether or not they developed breast cancer, categorial
response:
a. whether or not they developed breast cancer, quantitative
b. ethnicity, categorial
c. ethnicity, quantitative
d. whether or not they developed breast cancer, categorial
Answers: 3
Mathematics, 22.06.2019 01:30, anaismami1
Travis and paula went to lunch. travis ordered a sandwich for $7.50 and paula ordered a burger for $5.25.after lunch, they left a 15% tip for the waiter. how many money did they spend altogether?
Answers: 3
Mathematics, 22.06.2019 04:10, toottoot42169
Random variables x poisson~ ( a) ,y poisson ~ ( a) . x and y are independent. if 2 1, 2 1. u =2x+ y-1, v=2x- y +1. find: ) cov (u ,v ).
Answers: 2
The Million Women study in England followed more than 1,000,000 women aged 50β64 years beginning in...
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