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13-05-2023
Mathematics

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A researcher wants to test the claim that the mean price of houses in an area is greater than # 145000. A Somple of 36 houses selected from this orea produced a mean price of $149,759 Assume that b=#24600. The significance level is 2%. The test value of z and the cuticel value of z are respectively: a) 2.86 and 2.17
b) 4.09 and 1.96 c) 6.28 and 2.58
d) 1.16 and 2.05

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