How do you write 7 multiplied by ten by the power of three and write it in a pattern to find the value of the expression

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

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.

Are the corresponding angles congruent? explain why or why not.