Mathematics, 10.10.2019 04:00 jadaspells27
Aarp reported on a study conducted to learn how long it takes individuals to prepare their federal income tax return (aarp bulletin, april 2008). the data contained in the microsoft excel online file below are consistent with the study results. these data provide the time in hours required for a sample of 40 individuals to complete their federal income tax returns. assume that the population standard deviation is known to be σ = 15 hours. open spreadsheet what is the 95% confidence interval estimate of the mean time it takes an individual to complete a federal income tax return (1 decimal)? to hours'
Answers: 2
Mathematics, 21.06.2019 14:00
Question 3 of 30 paul buys fruit to make smoothies. he buys 3.78 pounds of apples, 2.12 pounds of peaches, and 4.45 pounds of oranges. paul rounds each weight to the nearest tenth of a pound. about how many pounds of fruit did paul buy? (a) 10.5 pounds (b) 10.2 pounds (c) 10.4 pounds (d) 10.0 pounds 30 points
Answers: 2
Mathematics, 21.06.2019 18:00
The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.
Answers: 2
Mathematics, 21.06.2019 23:30
Find each value of the five-number summary for this set of data. [note: type your answers as numbers. do not round.] 46, 19, 38, 27, 12, 38, 51 minimum maximum median upper quartile lower quartile
Answers: 1
Aarp reported on a study conducted to learn how long it takes individuals to prepare their federal i...
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