What is your null hypothesis?

INDEPENDENT SAMPLES: An exercise physiologist is interested in examining the effect of a diabetes education intervention (designed to teach parents about healthy eating and physical activity) on the number of diabetes diagnoses that occur within the following year in a sample of pre- diabetic children. A total of 12 families with pre-diabetic children are recruited. Six families were in the diabetes education group and 6 were in the control group. The number of diagnoses for each family are recorded in the Table below. # of diagnoses Family Group in year 1 1 Diabetes education 10 2 Diabetes education 8 3 Diabetes education 5 4 Diabetes education 4 5 Diabetes education 6