Recently released CDC data shows a steady increase in the percentage of adults with only wireless telephone service from 2004 -
2007. If the trend continues, what percent of adults would you predict to only have cellular telephone service by the last half of 2011 plz help in a timed test
A)
20%
B)
23%
C)
26%
D)
29%
A)
20%
B)
23%
C)
26%
D)
29%
1 answer:
You might be interested in
Answer: 0.23
Step-by-step explanation:
Given : F is the event "works in the finishing department;"
and A is the event "is absent excessively."
Given : 10% of all plant employees work in the finishing department; 20% of all plant employees are absent excessively; and 7% of all plant employees work in the finishing department and are absent excessively.
i.e. P(A)= 0.20 ; P(F)=0.10 ; P(A ∩ F) = 0.07
We know that
Then,
Hence, the required answer is