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# 218 finals answers - Fall 2004#1#2#3#4#5#6#7#8#9 10(a...

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Fall 2004: # 1 (a) 0.85, (b) not independent, (d) 0.95 # 2 (b) 5/14, 9/14, (c) 135/154 # 3 (a) 0.3713, (b) binomial, n = 36, p = 0.3713, (c) 0.161 # 4 (a) 2/5, (b) 11/16, (c) 0.3273 # 5 (a) 22, 5.8822, (b) \$7400, \$1962.14 # 6 (a) 0.4732, (b) 0.7911 (with 2004), 0.7931 (with 2005 # 7 (a) below 126.25 metric tons, (b) 0.7486 (approximat # 8 (a) [0.5071, 0.7389], (b) [0.5205, 0.7255], (c) 10 # 9 (a) H 0 : mu >= 50 kg, H a : mu < 50 kg, (b) 0.025 < p-v type II, (iii) 0.0869 # 10 (a) H 0 : p = 0.25, H a : p not= 0.25, (b) If z > 1.645 or z Spring 2005 final exam: # 1 (b) 0.14, (c) 3/14, (d) 3/7, (e) 5/14, (f) 57/86, (g) yes, # 2 (b) 0.975 customers, (c) 0.724375, (d) 0.15, (e) no # 3 (a) 0.7382, (b) 0.0694, (c) a = 3, b = 2, c = 12, d = 3, x # 4 (a) 0.8647, (b) 0.3935, (c) 0.1587 # 5 (a) 4/3, (b) 11/18, (c) 77/80 = 0.9625, (d) 4/11 = 0.363 # 6 (A) (b), (B) (2), (4) # 7 (a) [14.1006 hours,16.4994 hours], (b) 25 respondents # 8 (a) H 0 : mu <= 3.5 hours, H a : mu > 3.5 hours, (b) t = ( # 9 (a) H 0 : p = 2/3, H a : p not= 2/3, (b) If z < -1.96 or z > Fall 2005 final exam: # 1 (a) 0.1542, (b) 0.1151, (c) 2.3020 cups, (d) 7.4575 oz

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218 finals answers - Fall 2004#1#2#3#4#5#6#7#8#9 10(a...

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