We usually get 25 homework problems each night, but the number of problems was decreased by 3. How many homework problems do we
2 answers:
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Answer: 0.1457
Step-by-step explanation:
Let p be the population proportion.
Given: The proportion of Americans who are afraid to fly is 0.10.
i.e. p= 0.10
Sample size : n= 1100
Sample proportion of Americans who are afraid to fly =
We assume that the population is normally distributed
Now, the probability that the sample proportion is more than 0.11:
Hence, the probability that the sample proportion is more than 0.11 = 0.1457