This scatter plot shows the time worked and tips earned by 11 restaurant servers during a weekend. Noting the trend in the scatter plot, which is the most reasonable approximation of a server’s tip earnings for 24 hours of work during a similar weekend?

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