28) A local school district ls concerned about the number of school days missed by its teachers due to Illness. A random sample of 10 teachers Is selected. The number of days absent In one year ls listed below. An Incentive program ls offered in an attempt to decrease the number of days absent. The number of days absent In one year after the incentive program is listed below. Test the claim that the incentive program cuts down on the number of days missed by teachers. Assume the samples are random and dependent. and the populations are normally distributed. Use a = 0.05. Days absentafter 1 T 7 t} lncenti'rre