Answer:
the answer is 393
Step-by-step explanation:
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Answer: 0.55
Step-by-step explanation:
Answer:
d. We are 95% confident that the proportion of adults (ages 17-26) who attended college is between 53% and 59%.
Step-by-step explanation:
Confidence interval of a proportion p.
We build a confidence interval at the x% level from a sample.
With this, we can say that we are x% sure that the true population propotion is in the interval.
The 95% confidence interval is (0.53, 0.59).
This means that we are 95% sure that the true population proportion is between 0.53 and 0.59.
So the correct answer is:
d. We are 95% confident that the proportion of adults (ages 17-26) who attended college is between 53% and 59%.
Answer:
Its a and d
Step-by-step explanation:
I did this assignment i got those answers
Answer:
504/(surface area of all walls)
Step-by-step explanation:
Assuming Length=l, breadth=b and height=h
Surface Area of all walls= 2×l×h+2×b×h
Cost per square ft of wall paper= 504/(surface area of all walls)
