5.18. There are two types of batteries in a bin. When in use, type batteries last (in hours) an exponentially distributed time with rate A battery that is randomly chosen from the bin will be a type battery with probability If a randomly chosen battery is still operating after hours of use, what is the probability that it will still be operating after an additional hours

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

Solve the formula ax+ by = c for x.