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Mathematics, 26.01.2021 15:50 kitt90335

3 of 3 The table shows some information about the lifetimes, t, in hours, of some lightbulbs.
Lifetime
Frequency
25 50 82
100 10
27
150 200 12
250 31
300 ct s 350
Estimate the mean lifetime of a bulb.
Give your answer rounded to 2 DP.
hours

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3 of 3 The table shows some information about the lifetimes, t, in hours, of some lightbulbs.
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