Method 1.
Use the formula of a distance between two points:
We have
substitute
Answer: 10
Method 2
Look at the picture.
Use the Pythagorean theorem:
Answer: 10
i haven't celebrated easter in about 5 years cause ive always been in some type of trouble, this year was gonna be the year, and
1 answer:
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Answer: 0.4
Step-by-step explanation:
We know that the standard deviation of the sampling distribution of mean is given by:-
Given : Standard deviation :
Sample size : n= 25
Then, the standard deviation of the sampling distribution of mean times will be :-
Hence, the standard deviation of the sampling distribution of mean times=0.4