Answer:
b. 14/21
Step-by-step explanation:
so you have 7x2 boys and 7x3 girls.
Answer: Option C
2,400
Step-by-step explanation:
When launching the first 6-sided die there are 6 possible outcomes
When launching the 4-sided die there are 4 possible outcomes
When throwing each die of 10 faces there are 10 possible outcomes
So if all the dice are thrown together, the number of possible combinations that can be obtained is:
possible results
Finally the answer is the option C.
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
The answer is ". d."
.................................................
Answer:
It's the first one
Step-by-step explanation:
To find the price per pound, you have to divide 4.50 by 5, which you then compare to $0.80