# Math-stats

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I am having so much trouble calculating Type 2 error in simple questions, can someone pleaseeeee help me by explaining what to do?

Let ƒÊ denote the true average diameter for bearings of a certain type. A test of Ho: ƒÊ = 0.5 versus Ha: ƒÊ ‚ 0.5 will be based on a sample of n bearings. The diameter distribution is believed to be normal. Determine the value of ƒÀ in each of the following cases. (Give the answers to two decimal places.)

n = 10, ƒ¿ = .01, ƒÐ = 0.02, ƒÊ = 0.52

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