SOLUTION: A sociologist is interested is how often Americans watch the late (10 pm or 11 pm) news broadcast. Equipping the television sets in a random sample of 100 homes with electronic mon
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Question 1195122: A sociologist is interested is how often Americans watch the late (10 pm or 11 pm) news broadcast. Equipping the television sets in a random sample of 100 homes with electronic monitoring devices, she determines the number of newscasts watched during a particular week in October. The results are displayed in the following frequency distribution:
Days f
0 26
1 24
2 18
3 13
4 5
5 6
6 5
7 3
Total 100
a.Calculate and interpret the mode, median and mean of the sample distribution.
b.Calculate and interpret the standard deviation of the sample.
c.Is the distribution symmetric, skewed left or skewed right? What impact does this shape have on the descriptive statistics?
d.Based on these sample data, construct and interpret the 95% confidence interval for µ, the population mean.
Answer by ikleyn(52777) (Show Source): You can put this solution on YOUR website!
.
For (a), use free of charge online calculator at this web-site
https://www.calculator.net/mean-median-mode-range-calculator.html
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