Arobot begins its journey at the origin, point 0, and travels along a straight line path at a constant rate. fifteen minutes into its journey the robot is at a(5, 8) . (a.) if the robot does not change speed or direction, where will it be 3 hours into its journey (call this point b)? (b.) the robot continues past point b for a certain period of time until it has traveled an additional 3/4 the distance it traveled in the first 3 hours and stops. i. how long did the robot's entire journey take? ii. what is the robot's final location? c. what was the distance the robot traveled in the last leg of its journey?

Apoll is being conducted at a mall nothingto obtain a sample of the population of an entire country. what is the frame for this type of​ sampling? who would be excluded from the survey and how might this affect the results of the​ survey? what is the frame for this type of​ sampling? a. the frame is people who need new clothes. b. the frame is people who shop at the mall. c. the frame is people who like to shop. d. the frame is the entire population of the country. who would be excluded from the survey and how might this affect the results of the​ survey? a. any person that does not need new clothes is excluded. this could result in sampling bias due to undercoverage. b. any person who does not shop at the mall is excluded. this could result in sampling bias due to undercoverage. c. any person who does not shop at the mall is excluded. this could result in nonresponse bias due to people not participating in the poll. d. there is nobody that is being excluded from the survey.