Asculptor has a copper piece in the shape of a rectangular prism. the piece measure 5 miles by 0.9 mile by 0.02 mile and its mass is 894 kilograms. what is the density of the copper? enter your answer as a decimal in the box. round only your final answer to the nearest tenth.

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