Question: In most statistics textbooks, the first test statistic formula given is a82d44cbc842ee94e6017a047737d4ec.png, where SD is the standard deviation, 4d4e4b92d2a9ab008e3169dcd2e8364f(8).pngcomes from the number in the null

In most statistics textbooks, the first test statistic formula given is a82d44cbc842ee94e6017a047737d4ec.png, where SD is the standard deviation, 4d4e4b92d2a9ab008e3169dcd2e8364f(8).pngcomes from the number in the null hypothesis d937fdcbd89ade56d7130f85f2480906(7).png. Assume we are testing the hypothesis H subscript 0 colon mu equals 130 and the sample data is X with bar on top equals 135 comma S D equals 20 and n = 50. Find the value of test statistic Z rounded to 2 decimal places

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