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(Solved): The systolic blood pressure of 57 employees from a company's IT division were recorded. There were 3 ...



The systolic blood pressure of 57 employees from a company's IT division were recorded. There were 37 of these employees with systolic blood pressure readings above 120,18 with readings below 120 , and 2 had readings of exactly 120 . A sign test at the 0.05 significance level will be used to test the claim that the median systolic blood pressure for the company's IT division employees is 120 . Round your answers to 3 places after the decimal point, if necessary. (a) What is the value of the test statistic used in this sign test? Test statistic's value:

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(b) Give the value(s) of the critical value(s) used in this sign test. If there are two critical values, enter them both with a comma between them. Critical value(s):

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