Mathematics, 26.06.2021 20:20 pgld7555
The owners of Prim's Pizza are concerned that many of their customers are starting to purchase pizza from The Pizza Palace because of its new pizza, which has fewer calories than Prim's. A random sample of 100 medium pizzas from Prim's found a mean of 240 calories and a standard deviation of 8.6 calories. A random sample of 100 medium pizzas from The Pizza Palace found a mean of 210 calories and a standard deviation of 5.7 calories. Which of the following formulas gives a 95% confidence interval for the difference in mean calories between a Prim's Pizza medium pizza and a medium pizza from The Pizza Palace?
30 plus or minus 1.96 times square root of 8.6 over 100 plus 5.7 over 100
30 plus or minus 1.96 times square root of 8.6 squared over 100 plus 5.7 squared over 100
30 plus or minus 1.96 times square root of 8.6 squared over 99 plus 5.7 squared over 99
30 plus or minus 1.98 times square root of 8.6 over 100 plus 5.7 over 100
30 plus or minus 1.98 times square root of 8.6 squared over 100 plus 5.7 squared over 100
Answers: 1
Mathematics, 21.06.2019 16:20
An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.
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Mathematics, 21.06.2019 17:30
Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100
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Mathematics, 21.06.2019 17:30
Your client has saved $1,860 for a down payment on a house. a government loan program requires a down payment equal to 3% of the loan amount. what is the largest loan amount that your client could receive with this program
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The owners of Prim's Pizza are concerned that many of their customers are starting to purchase pizza...
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