Maggie is making a necklace using 13 inch string and identical beads. maggie has placed 15 beads next to each other starting on the left end of the string as shown in the figure. the 15 beads fill 5 inches of the string. how many total beads will completely fill the 13 inch string?

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