Question: QUESTION 3 (10 MARKS) In a study, the life span of 50 halogen lamps manufactured by a factory is recorded in the following table. Life

QUESTION 3 (10 MARKS) In a study, the life span of 50 halogen lamps manufactured by a factory is recorded in the following table. Life span (day) Frequency 1-10 7 11-20 15 21-30 12 31-40 10 41-50 6 (a) Determine the mean and mode for the life span of the halogen lamps (4 marks) (b) Find the 1$ and 3" quartile for the life span of the halogen lamps (6 marks)

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