[Please name the tab as “Exponential”] It is said that the a…
It is said that the average lifespan of a smartphone produced by a company is 4 years and follows an exponential distribution. Find the probability that this smartphone will last more than 7 years. Round to 4 decimal places. (for example, 0.0233333 should be written as 0.0233. If written as 2.3333%, the answer will be incorrect.)