This is an arith. sequence, and the common difference is -9.
a(n+1) = a(n)-9, with a(1)=8. Thus, if we look at the first term, we see 8; subracting 9 from 8 produces the second term (-1).
Answer:
No
Step-by-step explanation:
6/2=3
14/42=1/3=0.33333333333333333333
Answer:
1,224,780
Step-by-step explanation:
44,700 × 27.4= 1,224,780
Answer:
a)The ratio of the odds of exposure among cases and controls equal to 5.3
Step-by-step explanation:
Correct option is:
The ratio of the odds of exposure among cases and controls equal to 5.3
Solution:
Odds for cases=0.9/0.1=9
Odds for controls=0.63/0.37=1.703
Odds ratio=9/1.703=5.3
Hence the correct option is a)The ratio of the odds of exposure among cases and controls equal to 5.3
