Question: For a normal population with known variance o2, what is the confidence level for the Cl: x _ 2.580 Vn Lux + 2.580 Vn O

For a normal population with known variance o2, what is the

confidence level for the Cl: x _ 2.580 Vn Lux + 2.580

For a normal population with known variance o2, what is the confidence level for the Cl: x _ 2.580 Vn Lux + 2.580 Vn O 95% 90% O 98% O 99%

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