Please answer ab&c

a) Calculate the median number of medals for each medal type, stating the
formula you would use for determining the median for the gold medals.

b) Calculate the mean number of medals for each of the 3 medal types, stating
the formula you would use for determining the mean for the bronze medals.

C). Using the given spreadsheet as a basis, discuss the usefulness of a standard
deviation in a given dataset. You need to cite any literature sources you use.

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a

step-by-step explanation:

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: