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Predictable value using exponential distribution

Supposing that the mean parameter θ for the RV L is unknown. To estimation it a random sample of n = 10 light bulbs is selected as well as the lifetime of each light bulb is measured. Let X denote the number of those 10 appraised light bulbs that burn longer than 1000 hours. Supposing that X = 6 is observed. Use the hints below to estimate θ.

Presume X = E (X) and solve for θ.

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Category:- Statistics and Probability
Reference No.:- M921228

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