Answer:
The critical value for the 95% confidence interval is z = 1.96.
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 z = 1.96.
The critical value for the 95% confidence interval is z = 1.96.
Hey! The answer is in the attachment.
Source : Done from 'My Paint'
B) 405 m
tan(5) = x/4629
4629tan(5) = 404.9
Round up
x=405 m
Answer:
200 - 65 = c
Step-by-step explanation:
You would need to subtract the 65 oatmeal cookies that Heather has from the 200 in total. You would then get how many chocolate chip cookies that Heather would have left. Hope this helped.