The heights of 1000 students at a local school were recorded and found to be approximated by the normal curve below. which
answer could represent the mean and standard deviation for these data?
1
58
62
66
70
74
54
a. 70,5
b. 66,8
c. 54,4
d. 66, 4
select the best answer from the choices provided

Ivan began dividing g2  – 6 by g + 1, noting that . he started by placing g in the quotient, as shown below.what is g2  – 6 divided by g + 1? g –  1 –  g + 1  – g  –  7 + g  –  5  + 

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

Aretha wanted to gather data about the cost of local bowling leagues in her area. she plotted the data and determined that the average bowling league costs consist of a one-time registration fee and a monthly fee modeled by the equation y = 15x + 20. identify and interpret the y-intercept in this model. the y-intercept is 20. this is the cost per month. the y-intercept is 20. this is the cost of registration. the y-intercept is 15. this is the cost of registration. the y-intercept is 15. this is the cost per month.