Wednesday

July 23, 2014

July 23, 2014

Posted by **josh** on Saturday, June 28, 2014 at 1:31am.

- statistics -
**MathMate**, Saturday, June 28, 2014 at 8:42amGiven:

μ=0.5"

σ=0.01"

Rejection rate = 0.8% = 0.008

rejection criterion = z<Z

X=μ+Zσ

=0.5+0.01Z

From normal distribution tables

P(Z<-2.409)=0.008

so

X=0.5-0.01*2.409

=0.4758

Ans: washers with diameters less than 0.476 are rejected.

**Related Questions**

Statistics - The diameters of a wooden dowel produced by a new machine are ...

Statistics - The inside diameter of the automobile wheel bearing sets at a ...

statistics - The diameters of apples in a certain orchard are normally ...

statistics - The diameters of apples in a certain orchard are normally ...

math - The diameters of a wooden dowel produced by a new machine are normally ...

Statistics - A quality control inspector wants to estimate the mean inside ...

Statistics - Assuming that the heights of college women are normally distributed...

Statistics - Assuming that the heights of college women are normally distributed...

statistics - The heights of South African men are normally distributed with a ...

statistics - Heights of fences are normally distributed with a mean of 52 inches...