John and Dale want to find the mean time students in their class spent watching TV last week. So they each randomly select students in their class and ask for the times. The results are shown below (in hours). Use the data to answer the questions.

John's sample:
7, 10, 5, 11, 8
Dale's sample:
15, 20, 6, 7, 14, 10, 5, 18

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

What is the equation of the line in point-slope form? y+ 4 = 1/2(x+4) y-4 = 1/2(x + 4) y-0 = 2(x - 4) y-4 = 2(8-0)

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line