Wednesday

October 22, 2014

October 22, 2014

Posted by **Brandon** on Monday, December 17, 2007 at 5:18pm.

Because of vibration, the machine shifts from 25 ml. To check the machine, you select at random three samples of four boards and find the mean thickness of each.

You select a board. Assume the machine shifts and is cutting boards with a mean thickness of 25.4 ml and a standard deviation of .2 ml.

Question: What is the probability that you select a board that is not outside the acceptable range?

Question: You randomly select 12 boards. What is the probabiliy you select at least one boards that is not outside the acceptable range?

**Answer this Question**

**Related Questions**

Statistics - The design tolerance thickness for an automotive part is 55mm to ...

Help with statistics - The design tolerance thickness for an automotive part is ...

Statistics - Consider a machine that fills soda bottles. The process has a mean ...

Statistics- Math - Assume that a random sample is used to estimate a ...

Statistics - The monthly incomes from a random sample of workers in a factory ...

Algebra 2: Prob and Stats - A survey of 480 high school students found that 37% ...

Statistics - A soft drink vending machine is supposed to fill cups with pop. The...

Statistics - Suppose a certain species bird has an average weight ofx=3.55 grams...

Statistics - Which of the following statements are correct? 1.A normal ...

statistics - Which of the following statements are correct? a. a normal ...