Answer:
The value of f(30) is equal to 2.
Step-by-step explanation:
The given expression is :
We need to find the value of f(30)
Put x = 30 in above expression.
So,
Hence, the value of f(30) is equal to 2.
Abel cycled a total distance of 2 and 1 over 2 miles during the months of March and April. If Abel only cycled 1 over 8 of a mil
2 answers:
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Answer:
A sample size of at least 737 specimens is required.
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 width M as such
In which is the standard deviation of the population and n is the size of the sample.
In this problem, we have that:
So:
A sample size of at least 737 specimens is required.