Company XYZ know that replacement times for the quartz time pieces it produces are normally distributed with a mean of 13.1 years and a standard deviation of 2.3 years. If the company wants to provide a warranty so that only 3.4% of the quartz time pieces will be replaced before the warranty expires, what is the time length of the warranty? warranty = years Enter your answer as a number accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.

Data was collected for 40 randomly selected trees growing in the median strip of a busy freeway. The height of each tree (in inches) was recorded. Data was recorded to the nearest whole inch. The data is summarized in the histogram below. Iaequenqy 20 25 30 35 40 45 50 55 60 hegwtn) Cl What is the minimum possible tree height for the data recorded for this histogram? Note: Each class contains its lower class boundary, but not its upper class boundary. minimum = 60 x The boxplot below shows salaries for CPAs and Actuaries in a town. CPA Actuary 30 40 50 60 70 80 90 100 110 Salary (thousands of $) Q If a person is making the minimum salary for a CPA, they are making less than or equal to % of Actuaries