please i need help with this quick math question?
The blood pressure values are normally distributed with a mean of 65.3 and stand dev of 10.3. Find the reading which separates the bottom 81 % from the top 19 % ( hint use Z score formula)
Tagged with: blood pressure • pressure values • z score
Filed under: how to lower blood pressure
Go to your table and find the Z score that corresponds to the 81% division. Let’s assume that it’s 2.0, 2 standard deviations above the mean. This would make your answer
65.3 + 2*10.3
See how you use that?