Tuesday

February 21, 2017
Total # Posts: 3

**pre-calculus**

The Z -score for the data the point x, using the given population mean and standard deviation. 44. u = 14 o = 3, x = 20

*May 30, 2011*

**college**

Find the 90% confidence interval for the variance and the standard deviation of the ages of seniors at Oak Park College if a sample of 24 students has a standard deviation of 2,3 years. Assume the variable is normally distribution

*February 16, 2011*

**math-slope**

. 1/2 x + 1/3y = 1/6 find the slope

*March 28, 2010*

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