A football team is selling doughnuts as a fundraiser. Boxes of Doughnuts Sold
Money Earned
25
$150
100
$600
b
$1650
Based on the table, which equation represents how to solve for b, the number of boxes sold?
A 4b = 1650
B
1650
600
2
С
1650
6
= 6
D
150
6
= 1650

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