Answer: 4/10 is part-to-part. 28/8 is whole to part. 10/6 is part to part. 6/28 is part to whole.
Step-by-step explanation:
Answer:
Tn=a+(n-1)d
a=a1
Tn=a1+(n+1)d
I would appreciate if my answer is chosen as a brainliest answer
Slope=-5
as the line goes 5 down and 1 right
Answer:

Step-by-step explanation:
The firm tests 75 parts, and finds that 0.25 of them are notusable
n = 75
x = 0.25 \times 75 = 18.75≈19



Confidence level = 95%
So, Z_\alpha at 95% = 1.96
Formula of confidence interval of one sample proportion:


Confidence interval 
Yes this is simple just what is the angle of the whole circle and just subtract from that number.