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An electrical firm manufactures light bulbs that have a length of life that is approximately normally distributed with a stanAn electrical firm manufactures light bulbs that have a length of life that is approximately normally distributed with a stanpls help me

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It is one question repeated 2 times.

Date: Go Page No. T = 35 hours na so x 730 hours Construct 96% confidence interval for population mean of bulbs produced by t

96 Y. confidence interval is ł + Zoor X I Jn. 30 I 2.05 X 35 50 730 t 10.147 730 - 10.147 g 730 t 10.147 119.853, 740.147) Ro

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