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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=ybarb(slope . xbar) B o = y (b 1 . X) Is equivalent to formula (3.7) yintercept = (sum of y) [(slope) (sum of X) b o =y (b 1 . x) NUMBER N...
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 Spring '11
 acc101

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