Smartphones A poll agency reports that 24 of teenagers aged

Last updated: 4/30/2023

Smartphones A poll agency reports that 24 of teenagers aged 12 17 own smartphones A random sample of 75 teenagers is drawn Round your answers to at least four decimal places as needed Part 0 6 Part 1 of 6 a Find the mean P The mean is 0 24 P Part 1 6 Part 2 of 6 X b Find the standard deviation 0 P Ella Esp