Spearman's rank Question 2. Blood sugar control Diabetes Control Chart PEANUT Excellent Good Poor RUTTER HbAic 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 test Score MEAN BLOOD Q: Did you hear the joke about the peanut butter? mg/dL 50 0 115 150 180 215 250 280 315 350 380 A: I'm not telling you. You might spread it! GLUCOSE mmol/L 2.6 4.7 6.3 8.2 10.0 11.9 13.7 15.6 17.4 19.3 21.1 A student ate a meal containing carbohydrates at 07:00. He ate nothing else for the next five hours. The table shows the concentration of glucose in his blood at hourly intervals after the meal. Is there a significant relationship between time of day and blood sugar concentration? Time of day Concentration of glucose in blood (mg per 100 cm of blood) 07:00 90 08:00 120 09:00 70 10:00 85 11:00 110 12:00 80 Null hypothesis Write the null hypothesis here. . .... Rank the data & Calculate Spearman's rank SD' =