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OpenIntro Statistics | 3rd Edition | ISBN: 9781943450039 | Authors: David M Diez; Christopher D Barr; Mine Çetinkaya-Rundel
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Relaxing after work. The 2010 General Social Survey asked

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QUESTION:

Relaxing after work. The 2010 General Social Survey asked the question, After an average work day, about how many hours do you have to relax or pursue activities that you enjoy? to a random sample of 1,155 Americans. The average relaxing time was found to be 1.65 hours. Determine which of the following is an observation, a variable, a sample statistic, or a population parameter. (a) An American in the sample. (b) Number of hours spent relaxing after an average work day. (c) 1.65. (d) Average number of hours all Americans spend relaxing after an average work day

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QUESTION:

Relaxing after work. The 2010 General Social Survey asked the question, After an average work day, about how many hours do you have to relax or pursue activities that you enjoy? to a random sample of 1,155 Americans. The average relaxing time was found to be 1.65 hours. Determine which of the following is an observation, a variable, a sample statistic, or a population parameter. (a) An American in the sample. (b) Number of hours spent relaxing after an average work day. (c) 1.65. (d) Average number of hours all Americans spend relaxing after an average work day

ANSWER:

Problem 1.13

Relaxing after work. The 2010 General Social Survey asked the question, After an average work day, about how many hours do you have to relax or pursue activities that you enjoy? to a random sample of 1,155 Americans. The average relaxing time was found to be 1.65 hours. Determine which of the following is an observation, a variable, a sample statistic, or a population parameter. (a) An American in the sample.

(b) Number of hours spent relaxing after an average work day.

(c) 1.65.

(d) Average number of hours all Americans spend relaxing after an average work day

Step by step solution:

Step 1:

(a)

An American in the sample is an Observation.

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