To find the sample size needed for a hypothesis test if ho

To find the sample size needed for a hypothesis test, if Ho: mu=10, Ha: mu<10, sigma is unknown, alpha = 0.01, beta = 0.05 and E = 0.80(sigma), find:

D (enter as 0.x)=

The sample size needed is:

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To find the sample size needed for a hypothesis test if ho : to find the sample size needed for a hypothesis test if ho mu10 ha mult10 sigma is unknown alpha 0.01 beta 0.05 and e

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