Which behavior most likely caused Daniel's father to worry? A. Daniel started his homework immediately after he got home from school. B. Daniel delayed his free time until his homework was completed. C. Daniel breezed quickly through his homework without correcting his mistakes. D. Daniel kept revising his English composition until he was satisfied with it.

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