Sarah wants to save for a car. She has $4,250 in a savings account earning 1.49% compounding quarterly. If Sarah has four years until she gets her driver's license, will she have enough to buy a car? If not, what do you recommend that she do to reach her goal?

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