Is f(x) one–to–one? yes no

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

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?