Answer:
Step-by-step explanation:
Volume of sphere = 4/3 *pi * r^3
= 4/3 * 3.14 * 52
= 523.33
10 oranges = $1
5 oranges = $?
To get from 10 to 5 you divide by 2 so that’s what you do with the $1 so it would be $0.50
Attach an image of the two triangles on a cartesian plane
Answer:
The correct value of the Z-statistic is z = -1.56
Step-by-step explanation:
A company manufacturing computer chips finds that 8% of all chips manufactured are defective.
This means that the null hypothesis is:

A hypothesis test is performed to determine if the additional training was effective in lowering the defect rate.
This means that the alternate hypothesis is:

z-statistic:

In which X is the sample mean,
is the value tested at the null hypothesis,
is the standard deviation and n is the size of the sample.
0.08 is tested at the null hypothesis:
This means that 
After training was implemented, a sample of 450 chips revealed only 27 defects.
This means that 
The correct value of the Z-statistic is


