902526-Homewrok 2 - Referring to the preceding...

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The American Payroll Association got a big response to this question about company dress code: “The current dress code at my company is …” Final results: a. A little too relaxed – 27% b. A little too formal- 15% c. Just right – 58% Most people mentioned the importance of “comfort” in their explanations. The vast majority of respondents were very happy with their company’s dress code or policy. a. Construct a circle graph depicting this information. Label completely. b. Construct a bar graph depicting this same information. Label completely. c. Compare the previous two graphs, describing what you see in each one now that the graph have been drawn and completely labeled. Do you get the same impression about these people’s feeling from both graph? Does one emphasize anything the other one does not? Objective 2.6 a. Form an ungrouped frequency distribution of the following data: 1,2,1,0,4,2,1,1,0,1,2,4
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Unformatted text preview: Referring to the preceding distribution: b. Explain what f= 5 represents. c. What is the sum of the frequency column? d. What does this sum represent? Objective 2.15 Find the median rate paid at Jims Burgers if the workers hourly rates are $4.25, $4.15, $4.90, $4.25, $4.60, $4.50, $4.60, $4.75. Objective 2.18 a. The data value x=45 has a deviation value of 12. Explain the meaning of this. b. The data value x=84 has a deviation value of- 20. Explain the meaning of this. Objective 2.32 The empirical rule indicates that we can expect to find what proportion of the sample included between the following? A) _ _ X s and X + s B) _ _ X 2s and X + 2S C) _ _ X 3s and X 3s Objective 3.23 _ _ Show that formula (3.7a) y- intercept=y-bar-b(slope . x-bar) B o = y (b 1 . X) Is equivalent to formula (3.7) y-intercept = (sum of y) [(slope) (sum of X) b o =y (b 1 . x) NUMBER N...
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902526-Homewrok 2 - Referring to the preceding...

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