Mathematics, 24.12.2019 03:31 kingamir
An experiment was conducted at a small supermarket for a period of 8 days on the sales of a single brand of dog food, involving three levels of shelf height: knee level, waist level, and eye level. during each day, the shelf height of the dog food was randomly changed on three different occasions. sales, in hundreds of dollars, of the dog food per day for the three shelf heights are given below. based on the data, is there a significant difference in the average daily sales of this dog food based on shelf height? use a 0.05 level of significance. shelf height knee level waist level eye level 77 88 85 82 94 85 86 93 87 78 90 81 81 91 80 86 94 79 77 90 87 81 87 93
Answers: 3
Mathematics, 21.06.2019 14:00
Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)
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Mathematics, 21.06.2019 18:00
Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.
Answers: 1
Mathematics, 21.06.2019 18:40
A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days
Answers: 1
Mathematics, 21.06.2019 22:00
What is the solution to the division problem below x3+x2-11x+4/x+4
Answers: 2
An experiment was conducted at a small supermarket for a period of 8 days on the sales of a single b...
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