Mathematics, 13.07.2019 02:00 melissa9882
Arestaurant owner wants to determine the effectiveness of his servers. the owner conducted a survey by asking 30 customers about the servers' effectiveness, on a day when the restaurant had 450 customers. the owner found that 65% of those surveyed were satisfied with the service offered. assuming a 95% confidence level, which of the following statements holds true? a. as the sample size is appropriately large, the margin of error is ±0.171. b. as the sample size is appropriately large, the margin of error is ±0.203. c. as the sample size is too small, the margin of error cannot be trusted. d. as the sample size is too small, the margin of error is ±0.203.
Answers: 1
Mathematics, 21.06.2019 15:00
Write the product as a trinomial. (x + 2)(x + 3) x2 + 5x + 6 x2 + 6x + 6 x2 + 6x + 5 x2 + 5
Answers: 2
Mathematics, 21.06.2019 19:00
The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99
Answers: 1
Mathematics, 21.06.2019 19:10
Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.
Answers: 2
Mathematics, 21.06.2019 21:30
Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth
Answers: 1
Arestaurant owner wants to determine the effectiveness of his servers. the owner conducted a survey...
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