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When tested, the lives (in hours) of 5 bulbs were noted as follows :
1357,1090,1666,1494,1623
The mean deviation (in hours) from their mean is
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Let the five observations are and their mean is and variance is find the value of (a) (b) (c) (d) noneQuestion 2
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(ii) What can you conclude about their heights from the table?
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| Question Text | When tested, the lives (in hours) of 5 bulbs were noted as follows : 1357,1090,1666,1494,1623 The mean deviation (in hours) from their mean is |
