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A company manufactures small refrigerators. The total cost to manufacture 47 refrigerators is $8100. The total costs to manufacture 172 refrigerators is $24975. Assume that total cost, C, is linearly related to the number of refrigerators, x, the company manufactures and includes a fixed cost and a cost per refrigerator. A) Write the cost, C in terms of x, the number of refrigerators manufactured. C = B) The total cost to manufacture 216 refrigerators is $ C) The fixed cost (which is the cost to produce 0 refrigerators) is $ D) The cost to produce each additional refrigerator is $

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1. Researchers wish to know if the data they have collected provide sufficient evidence to indicate a difference in mean serum uric acid levels between normal individuals and individuals with Downs syndrome. The data consist of serum uric acid readings on 35 individuals with Downs syndrome and 40 normal individuals. The sample means and population standard deviations! are as follow: Down's syndrome 7 = 4.5 (mg/100ml) 01 = 2.5 Normal 12 = 3.4 (mg/100ml) 02 = 3.5 1. Conduct the test at the .05 level of significance. (NOTE: state parameters in H, and H.). (a) H. (b) H (e) test statistic: (d) p-value: (e) conclusion: 2. Form a 95% confidence interval for the difference between populations means: Mi - M2.

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Excess potassium in the blood is: hypernatremia. hydronephrosis. hyperkalemia. Excess potassium in the blood is: hypernatremia. hydronephrosis. hyperkalemia.

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Today, approximately ___ of Americans self-identify as Muslim. Question 3Select one: a. 70% b. 10% c. 25% d. 1% e. 50%

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List all the arteries and veins that blood will flow through starting from the aorta going to the digits in the right hand and back to the heart.

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There is an implicit assumption that the team culture exerts a significant influence on an individual member's behavior

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In Cathy Widom’s study of the effects of child abuse and its impact upon later criminal offenses, she selected a sample of children with court records of being abuse victims and gathered a comparison group that were matched on gender, race, age and socioeconomic status. The technique used in this case was ____. Group of answer choices individual matching aggregate matching randomization probabilistic aggregation

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Antiserum is a solution that contains proteins produced by B lymphocytes called antibodies that bind to specific antigens. true or false

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Jacob owns a 30% interest in the capital and profits of Royalty Inc. (a partnership. Lindee owns the other 70%). His basis in his partnership interest is $40,000. In a proportionate distribution, Jacob receives $16,000 cash, and a painting (capital asset to the partnership) with an $8,000 inside basis and $14,000 fair market value. The partnership is not liquidating. What is Jacob's basis in the painting? Group of answer choices $8,000 $0 $14,000

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9.10 The town council of Speedtrap, Oklahoma, is planning the budget for next year. Table 9.10 shows the fines for speeding. TABLE 9.10 Speeding fines Speed (mph) 56 to 59.9 60 to 64.9 65 to 69.9 70 to 74.9 75 to 79.9 80 to 84.9 85 to 89.9 Fine $25 $50 $75 $100 $125 $150 $200 The police chief takes a radar gun to the highway and determines that the mean speed of the automobiles is 52 mph with a standard deviation of 4 mph. The town engineer reports that the highway traffic is 200,000 automobiles each year. Highway patrol officers will be hired specifically to catch the speeders. A highway patrol officer is paid $45,000 per year including benefits. Table 9.11 shows the percentage of speeders that are caught, depending upon the size of the highway patrol. TABLE 9.11 Percentage of speeders caught by highway patrol Number of Highway Percentage of Number of Highway Patrol Officers Speeders Caught Patrol Officers 1 20% 11 2 25% 12 3 30% 13 4 35% 14 5 40% 15 6 44% 16 7 48% 17 8 52% 18 9 56% 19 10 60% 20 Percentage of Speeders Caught 63% 66% 69% 72% 74% 76% 78% 80% 82% 84% To maximize profits for the town, how many highway patrol officers should be hired? Assume that a patrol officer is not selective in whom she stops for speeding; she is just as likely to stop a speeder who is going 56 mph as one who is going 70 mph

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