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Question 1 The table below shows the lifetime (in hours) of eighty randomly selected orchid blooms. Class(hours) Frequency 51 -60 6 61 - 70 12

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Question 1 The table below shows the lifetime (in hours) of eighty randomly selected orchid blooms. Class(hours) Frequency 51 -60 6 61 - 70 12 71-80 25 81 -90 91 - 100 14 101 - 110 5 Table 1. A. Find the value of t. B. Calculate the: 1 . Mean ii. Mode iii. Median iv. Variance and Standard Deviation

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