A parking control officer is conducting an analysis of the amount of time left on parking meters. A quick survey of 15 cars that have just left their metered parking spaces produced the following times (in minutes). Estimate with 95% confidence the mean amount of time left for all the city’s meters.
22 15 1 14 0 9 17 31
18 26 23 15 33 28 20
Already registered? Login
Not Account? Sign up
Enter your email address to reset your password
Back to Login? Click here