Eileen has a greenhouse and is growing orchids. the table shows the average number of orchids that bloomed over a period of four months: month 1 2 3 4 orchids 11 12.4 13.8 15.2 did the number of orchids increase linearly or exponentially?

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