The table shows the relationship between the number of parents in a household and the number of children in the same household. is the number of children proportional to the number of parents in the household? explain why or why not. number of parents number of children

0 - 0
1 - 3
1 - 5
2 - 4
2 - 1

Point a is located at (0, 4), and point c is located at (−3, 5). find the x value for the point b that is located one fourth the distance from point a to point c. −0.25 −0.5 −0.75 −1

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables