(14 Isadora rents an apartment for $1,000 a month and has a
year's lease. She owns a car that is worth $14,700. She has
a savings account of $4,750 and a credit card balance of
$825. What is her net worth?
b) -$16,320
a) $19,450
d) $1,825
c) $17,625

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