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Answer:
difference in the proportion = 0.0452
Step-by-step explanation:
x1 = 27, n1 = 193,
p1 = 27/193
p1 = 0.1399
x2 = 16, n2 = 169,
p2 = 16/169
p2 = 0.0947
a) The best estimate for the difference in the proportion of smokers, using male proportion minus female proportion is 0.0452. Male smokes more than females in given sample.
p1 - p2 = 0.1399 - 0.0947
p1 - p2 = 0.0452
Using the information given in the question, the total number of liters Margie will drink in a 4 week period is 39
<u>Consider the given information:</u>
<u />
- 12.25 liters per week
- Continues this for 4 weeks
<u>Equation formed with said information:</u>
Liters per week × The 4-week period
<u>Solving the equation</u>
12.25 × 4
= 49
Therefore, after the 4-week period Margie would of drank 49 liters