The answer is 4/1 you just have to divide 7 from both numbers and then you will get 4/1
A) the only mistake is changing the mixed number to an improper fraction .
Answer:
All values are identical.
Step-by-step explanation:
We are given the following in the question:
If the standard deviation of a set of data is zero.
Then, all the values in data are identical.
This can be shown as:
Let all the terms in data be x.
Formula:
where
are data points,
is the mean and n is the number of observations.
Sum of squares of differences =


Thus, the correct answer is
All values are identical.
Answer:
4.24
Step-by-step explanation:
looked it up on google
google is never wrong
If you were to solve this equation you would get answers of x=-2 and x=-8