Answer:
The minimum number of males over age 45 they must include in their sample is 601
Step-by-step explanation:
We have that to find our level, that is the subtraction of 1 by the confidence interval divided by 2. So:
Now, we have to find z in the Ztable as such z has a pvalue of .
So it is z with a pvalue of , so
Now, find the margin of error M as such
In which is the standard deviation of the population(square root of the variance) and n is the size of the sample.
Assuming a variance of 1 liters, what is the minimum number of males over age 45 they must include in their sample?
This is n when
Rounding up
The minimum number of males over age 45 they must include in their sample is 601
Answer:
y ≤ 0
Step-by-step explanation:
im 99% sure this is correct
hope this helps <3
Answer:
Step-by-step explanation:
Total horses = 6
Number of ways to choose top 3 finishers in order = 3! = 6
Number ways to select 3 horses out of 8 in order = [By permutations]
Now, the probability that the gambler will win his bet =
Hence, the required probability =
They are parllel to each other so they would be a parallel graph Hope this helps and Make sure to give a 5 star rating and a big old THANKS!
Answer:
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Step-by-step explanation:
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