Consumer Reports National Research Center reported that 76% of women respond, “Daily or more often” when asked, “How often is your bed made?” As a footnote, this additional information is included: margin of error + - percentage points.
a. What is the population and variable of interest?
b. What parameter is being estimated? What is its estimated value?
c. What value is being reported as the margin of error?
d. Find the interval and state exactly what it represents.
e. What additional information might you want to know about this confidence interval?

  • CreatedAugust 28, 2015
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