Answer:
And rounded up we have that n=767
Step-by-step explanation:
We know the following info:
represent the sample size selected
represent the number of defectives in the sample
represent the estimated proportion of defectives
represent the margin of error desired
The margin of error for the proportion interval is given by this formula:
(a)
And on this case we have that and we are interested in order to find the value of n, if we solve n from equation (a) we got:
(b)
The crtical value for a confidence level of 95% is
And replacing into equation (b) the values from part a we got:
And rounded up we have that n=767
Here is your answer
Convert the mixed fraction into into improper fraction.
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HOPE IT IS USEFUL
Buzz has 4 friends and Brock has 6.
The reason being is that Buzz has to have two less friend than Brock has, and yet still both have to add up to ten.
Answer:
Answer:
Part a) Mr. Paul bought 14 oz of cashews
Part b) Mr. Paul bought 12 oz of walnuts
Part c) Mr Paul bought 2 oz more of cashews than walnuts
Part d) Mr Paul bought 2 more ounces of nuts than Mrs Toombs
Step-by-step explanation:
Part a) How many ounces of cashews did Mr. Paul buy?
Remember that
To convert lb to oz multiply by 16
we know that
Mr. Paul bought 7/8 lb of cashews <em> I think hope this helps:)</em>
Step-by-step explanation:
(2x-6) + 4(x-3) {distribute 4 out and expand problem}
2x+6+4x-12 {combine like terms}
6x-6 {your answer}