Kevin wants to buy an area rug for his living room. He would like the area rug to be no smaller that 24 square feet and no
bigger than 48 square feet. If the length is 2 feet more than the width, what are the range of possible values for the
length?
A.4<1<6
B.6<1<8
C.6<1<10
D.4<1<8

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