So for this:
(-1/3+-0.3/3+1) ^2
(-1/3-0.1+1)^2
(1-1.3/3)^2
(1-0.433333)^2
0.566667^2
Answer: 0.321111
0.32
eduardo works as an accountant for a consulting firm. he earns an annual salary of 68,090 and an annual bonus based of the firms
1 answer:
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Solution: (a) if 200 adult smokers are randomly selected, how many would we expect to have started smoking before turning 18 years old?
Answer: It is expected that in a random sample of 200 adult smokers, will have started smoking before turning 18.
(b) would it be unusual to observe 160 smokers who started smoking before turning 18 years old in a random sample of 200 adult smokers? why?
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Answer:
220 possible ways
Step-by-step explanation:
Given
--- people
-- posts
Required
Determine the number of selection
Since there is no condition attached, the number of selection is:
Substitute values for n and r
Apply combination formula
<em>Hence, there are 220 possible ways</em>