What is the difference in the means of the two data sets? (Show All Work)

14,18,18,23,25,25,25,27
24,27,29,35,35,38,42,42

Which of the following conclusions can be drawn from the data?
(choose only one answer) (Show All Work)

a. Data Set #2 has the greater range.
b. Data Set #1 has the greater range.
c. The range of the two data sets is equal.
d. Data Set #1 has a greater mean.

896.31 cm= km 100cm = 1m 1000m = 1km a) 0.0089631 b) 0.0089631 c) 8.9631 d) 89.631

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

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.