A manufacturer is interested in the output voltage of a power supply used in a PC. Output voltage is assumed to be normally distributed, with standard deviation 0.25 V, and the manufacturer wished to test against , using units. Statistical Tables and Charts (a) The critical region is or . Find the value of

The missing values in the question are shown in bold forms below.

A manufacturer is interested in the output voltage of a power supply used in a PC. Output voltage is assumed to be normally distributed, with standard deviation of 0.25 V, and the manufacturer wished to test , using  n = 10 units. Statistical Tables and Charts

(a) The critical region is or . Find the value of  

∝ = 0.032   (to 3 decimal place)

Step-by-step explanation:

From the given information:

From the z - tables;

3x3 = 9 and 2x2 = 4

step-by-step explanation:

4+4+2x

or

2x+8

step-by-step explanation: