Justify your answers and detail your calculations briefly. [ please check uploaded files] Question 1 The US Census Bureau provides statistics on family life in the United States, including the age

Justify your answers and detail your calculations briefly.  [ please check uploaded files]

Question 1 

The US Census Bureau provides statistics on family life in the

United States, including the age at the time of first marriage,

current marital status, and size of household. The following

data show the age at the time of first marriage for a sample of

men and a sample of women.

Men

26, 23, 28, 25, 27, 30, 26, 35, 28,

21, 24, 27, 29, 30, 27, 32, 27, 25

Women

20, 28, 23, 30, 24, 29, 26, 25,

22, 22, 25, 23, 27, 26, 19

For both men and women,

→ determine the median age at the time of first marriage.

→ compute the first and third quartiles.

+ determine the variance and standard deviation.