Which of the given data sets is less variable? a. 1,2, 2, 3, 3, 3, 4,...
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Which of the given data sets is less variable? a. 1,2, 2, 3, 3, 3, 4, 4,4, 4 b. 1,2, 3,4, 5, 6, 7, 8 O c. 1, 1, 1,4,5, 8, 8, 8 d. 1, 1.5, 2, 2.5, 3, 3.5, 4,4.5 e. 1,1, 1, 1, 8, 8, 8, 8 f. 1,1, 2,4, 5, 7, 8, 8 g. 1,1, 2, 2, 3, 3, 4, 4 h. -1,-0.75, -0.5,-0.25, 0,0, 0,0.25, 0.5, 0.75, 1 i. None j. 1, –1, 2, -2, 3, -3, 4, -4 Assume the average inflation rate per year in a three- year period is 30%. If the inflation rates in the first and the third years were 10% and 25%, respectively, what was it during the second year? (Write the required rate in decimal form to be rounded to the nearest thousandth. Put 0 before decimal point if needed.) Letting a and b be two positive real numbes such that ab = 1, which of the followings is true? In what follows, (HM) (a, b), (AM) (a, b) and %3D (GM) (a, b) represent the Harmonic, Arithmetic and Geometric means of a and b. Select one or more: a. (GM) (a, b) < 1 b. (HM) (a, b) ·(AM) (a, b) > 1 c. None Od. (HM)(a, b) · (AM) (a, b) < 1 O e. (AM) (a, b) < 1 f. (HM)(a, b) (AM) (a, b) = 1 O g. (HM)(a, b) < (GM) (a, b) < (AM) (a, b) h. (HM)(a, b) = (AM)(a, b) %3D i. (GM) (a, b) > 1 Which of the given data sets is less variable? a. 1,2, 2, 3, 3, 3, 4, 4,4, 4 b. 1,2, 3,4, 5, 6, 7, 8 O c. 1, 1, 1,4,5, 8, 8, 8 d. 1, 1.5, 2, 2.5, 3, 3.5, 4,4.5 e. 1,1, 1, 1, 8, 8, 8, 8 f. 1,1, 2,4, 5, 7, 8, 8 g. 1,1, 2, 2, 3, 3, 4, 4 h. -1,-0.75, -0.5,-0.25, 0,0, 0,0.25, 0.5, 0.75, 1 i. None j. 1, –1, 2, -2, 3, -3, 4, -4 Assume the average inflation rate per year in a three- year period is 30%. If the inflation rates in the first and the third years were 10% and 25%, respectively, what was it during the second year? (Write the required rate in decimal form to be rounded to the nearest thousandth. Put 0 before decimal point if needed.) Letting a and b be two positive real numbes such that ab = 1, which of the followings is true? In what follows, (HM) (a, b), (AM) (a, b) and %3D (GM) (a, b) represent the Harmonic, Arithmetic and Geometric means of a and b. Select one or more: a. (GM) (a, b) < 1 b. (HM) (a, b) ·(AM) (a, b) > 1 c. None Od. (HM)(a, b) · (AM) (a, b) < 1 O e. (AM) (a, b) < 1 f. (HM)(a, b) (AM) (a, b) = 1 O g. (HM)(a, b) < (GM) (a, b) < (AM) (a, b) h. (HM)(a, b) = (AM)(a, b) %3D i. (GM) (a, b) > 1
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