The answer would be x-9.
Subtracting 9 from x
Answer:
The engineer who weighed the rod 25 times will have the narrower confidence interval.
Step-by-step explanation:
The confidence interval for a mean has a margin of error that depends on n.
This margin of error, that defines how narrower is the intervla, is calculated as:
That means that increasing the sample size will decrease the margin of error and then make the confidence interval narrower.
The engineer who weighed the rod 25 times will have the narrower confidence interval.
(−4+4i)1/5={√2cis(27+72k)∘}
Answer:
umm lettders dont go in math pst this in englash
Step-by-step explanation
yeet