Mathematics, 19.03.2020 07:00 BardiFan
A recent Gallup poll showed the president’s approval rating at 60%. Some friends use this information (along with the sample size from the poll) and find theory-based confidence intervals for the proportion of all adult Americans that approve of the president's performance.
Of the following four confidence intervals, identify the ones that were definitely done incorrectly. (There may be more than one interval that is incorrect.)
a. (0.58, 0.62)
b. (0.47, 0.53)
c. (0.60, 0.66)
d. (0.57, 0.63)
Answers: 2
Mathematics, 21.06.2019 19:00, naomicervero
Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.
Answers: 3
A recent Gallup poll showed the president’s approval rating at 60%. Some friends use this informatio...
Mathematics, 27.03.2020 02:25
Mathematics, 27.03.2020 02:25