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The average salary of 81 random employees in a certain financial sector was 3400 USD. From past information, we can assume that the standard deviation
The average salary of 81 random employees in a certain financial sector was 3400 USD. From past information, we can assume that the standard deviation of the population is 270 USD. We are interested in the 98% confidence interval for the population mean. What is the value of the z/2 used? Select one: a. 1.960 b. 1.282 c. 1.645 d. 0.842 e. 2.576 f. 2.326
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First Course In Mathematical Logic
Authors: Patrick Suppes, Shirley Hill
1st Edition
0486150941, 9780486150949
