If the polling company was to conduct 200 such surveys of 975 people from the region, how many of them would result in confidence intervals that did not include the true population proportion?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.