Which equation represents the linear relationship between the x values and the y values in the table? y
30
13
35
15.5
40
18
45
20.5
50
23

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Give all possible names for the line shown.calculation tip: lines can be written with either point first.

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