Math Solutions

(Steps Shown) Research has been conducted that studies the role that the age of workers has in determining the hours per month spent on personal tasks.

Question: Research has been conducted that studies the role that the age of workers has in determining the hours per month spent on personal tasks. A sample of 1,686 adults was observed for one month. The data are:

AGE GROUP
18-24 25-44 45-64
Mean 4.17 4.04 4.31
Std Dev 0.75 0.81 0.82
N 241 768 677

Construct a 98% confidence interval for the mean hours spent on personal tasks.

  1. [3.96 4.12]
  2. [3.97 4.11]
  3. [3.98 4.10]
  4. [2.16 5.92]
  5. [3.95 4.13]

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Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document


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