Posted by **Naveen** on Friday, December 9, 2011 at 7:24am.

The diameter of a ball bearing is to have an average of 2.0 Cm. A random sample of 10 bearings is selected every hour to check the diameters. The sample selected at 9 a.m. gave the following measurements: 2.02, 2.04, 2.00, 1.98, 1.98, 2.04, 2.04, 2.00, 2.02, 1.96. Calculate the t - value and draw your conclusions, if any.

- Maths -
**Henry**, Sunday, December 11, 2011 at 12:25pm
Ave e Sum / 10.

## Answer This Question

## Related Questions

- Maths - The diameter of a ball bearing is to have an averageof 2.0 Cm. A random ...
- Statistics - The inside diameter of the automobile wheel bearing sets at a ...
- math - The diameters of ball bearings produced in a manufacturing process can be...
- Algebra 1 - Can you please check my work? A city planning committee surveys 100 ...
- Stastics - Suppose cars arrive at Burger King's drive-through at the rate of 20 ...
- algebra 1 - Circle the most appropriate description. 27.A city planning ...
- Statistics - Suppose cars arrive at Burger King's drive-through at the rate of ...
- statistics - The Better Businesss Bureau reports that they resolve 70% of the ...
- statistic - The amount of time a bank teller spends with each customer has a ...
- Math/Statistics - STATISTICS PLEASE HELP!!!!! I am sorry this is jy second time ...

More Related Questions