Which formula is used to calculate the standard deviation of sample data? TH

-X

+...+

X

-X

n-

1

N

12-) + .+(Xwx)

X1X

+

X2-X

+...+

X

-X

n-1

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45

step-by-step explanation:

to find a percentage, add a decimal in front and multiply it by the other number.

.25 times 180= 45

all group life insurance is term insurance. actually it is annual renewable term and it is rated on the average age and claims experience of the entire group, which is called "experience rating." remember, this type of insurance has a 31-day grace period and is convertible to whole life upon leaving employment. a contributory group plan requires that both the employer and the employees pay part of the premium. at least 75% of those eligible must participate, so the group is sure to get most of the healthy employees as well as those that are sick.

step-by-step explanation:

they aren't great and cause destruction, idk man

the first domain and range set to the left is matched with the top relation, and the second set the set in the middle goes with the bottom relation.