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March 4, 2015

March 4, 2015

Posted by **John** on Monday, April 18, 2011 at 10:50pm.

___(a) Write down the proper formula to use

________________________________(b) What is the value of or for your interval

_____________________________ (c) What is the value of the margin of error for your interval

__________________________________________ (d) Give the 99% confidence interva

(e) Interpret your interval in the context of the problem.

_______________________ (f) How many blood tests would you need to take to have 99% confidence and have a margin of error of only E = 1.25

- statistics -
**Anonymous**, Tuesday, April 19, 2011 at 6:11pmFormula:

CI99 = mean + or - 2.58(sd/√n)

...where + or - 2.58 represents the 99% confidence interval using a z-table; sd = standard deviation; n = sample size.

I'll let you take it from here.

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