A tea-packaging plant uses a machine to place, on average, five grams of tea per bag. The machinery runs five days a week over two shifts per day: morning and afternoon. Management suspects the machinery is not working correctly, as it is overdue for a service. To investigate, a random sample of tea bags is taken. each tea bag is weighed, and the weight (grams) recorded. EXCEL was used to create the following statistics: Histogram of tea bag weight 30 Frequency 20 10 0 3 4 5 6 Class (grams) 7 8 Five Number Summary Minimum 3.84 Q1 4.32 02 4.63 Q3 5.55 Maximum 7.86 Class Frequency (3,4] 6 (4, 5] 21 (5.61 8 (6, 7] 0 (7.8] 5 Summary statistics Mean Median Mode Standard Deviation Sample Variance Range Minimum Maximum Sum Count 5.03 4.62 4.50 1.13 1.27 3.95 3.85 7...