Answer:
Step-by-step explanation:
-(-)=+
so -8-(-3)=-8+3
=-5
The sample was 10 numbers.
4 of the numbers are less than 301.
So 4 out of 10 would be defective.
4/10 = 0.4 x 100 = 40%
He would expect 40% to be defective.
Answer:
Since Family's Financial Situation and Religion seem more of a Family Discussion, I would round 46% to 50%. Then 37% to 40%. Add 50% and 40% and you'll get 90%.
Step-by-step explanation:
And by percent confidence level, I hope you're talking about mine...I would say 99% confidence level....lol