0.05 0.07 0.09 0.11 0.13 0.15 0.17 0.19 0.21 0.23 0.25Proportion Age 65+ (n=100)0.05 0.07 0.09 0.11 0.13 0.15 0.17 0.19 0.21 0.23 0.25Proportion Age 65+ (n=1000)

Question
4 views

What Percent of the US Population Are Senior Citizens?
People 65 years and older are the fastest growing segment of the US population, and constituted 13% of the population in 2010.17 Figure 3.9 shows sample proportions from two sampling distributions of the proportion 65 years and older in the US: One shows samples of size 100, and the other shows samples of size 1000.
Suppose you take one more sample in each case. Would a sample proportion of 0.17 (that is, 17% senior citizens in the sample) be surprising to see from a sample of size 100? Would it be surprising from a sample of size 1000?
check_circle

Step 1

From the histogram, it is observed that the distribution is centered at 0.13.

From the histogram of sample size 100, it is observed that the sample proportions of 0.17 occurr...

Want to see the full answer?

See Solution

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in