Respuesta :
Distance of Jose’s height from mean: 2 in.
Distance of Jamal’s height from mean: -2.3in.
Distance of Jamal’s height from mean: -2.3in.
How many standard deviations is Jose’s height from the mean height for 7-year-olds? = 1
How many standard deviations is Jamal’s height from the mean height for 12-year-olds? = -1