Aclock which loses 4 minutes every half an hour is set 10 minutes fast. after 7 hours, what will be the difference between the correct time and the time shown on the clock?

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Plzzz i beg u so much asap ! what is the slope of this line? enter your answer in the box.

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.