number 4 please

The measurement unit for tic Answer: 1.08 Question 4 Not yet answered Marked out of 10g Flag question A firm made a survey of 50 car repair shops and revealed that the average price of a car's tyre was $375, with a sample standard deviation of $20, Assuming the population is normally distributed, what is the upper bound of a 95% confidence interval of the true price ofa car tityre l ( Polling hurlanswer to two decimal places.)