Finding the standard error

Statistics
Tutor: None Selected Time limit: 1 Day

The population systolic blood pressure mean is 165 (ยต = 165). The 114 individuals who take Atenolol have an average systolic blood pressure of 147, with a sample standard deviation of 11.89. On the basis of these data, can the researcher conclude that the Atenolol significantly lowers systolic blood pressure?


What is the numeric value of your standard error?

Jun 15th, 2015

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Yes, it lowers systolic blood pressure.

Standard error is: 1.114


This is if I am reading this question right.

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Jun 15th, 2015

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