Question

QUESTION 26 Howard needs to have a tree cut down in his backyard A tree service gives him an estimate of $6,500. Howard feels this is too high and call the Better Business Bureau which reports the average cost for that service in his area is $4,200 with a standard deviation of $750. Assuming that the costs are normally distributed, Howard concludes using the Empirical Rule that approximately 95% of the time, the cost should roughly fall between what two values? oa ($5000, $8000) ob ($5750, $7250) o ($1950, $6450) d ($2700, $5700) QUESTION 27

Answer 1

Solution Given that Using Emeiricol rul p(200L