A researcher wants to estimate the average height of women aged 20 years or older . From a random sample 45women with ages 20years old and above have mean height of 63.9 inches identify the parameter and statistics in this setting .

A.) The parameter is the mean height of all women from all ages in 63.9 inches the statistic is the mean height of the 45 women with ages 20 years and older is 63.9inches.

B.) The parameter is the mean height of all women with ages 20years and older is 63.9 inches the statistic is the mean height of the 45 women from.all ages is 63.9 inches.

C.) The parameter is the mean height of all women with age 20years and older is 63.9 inches

The statistic is the mean height of the 45 women with ages 20 years and older is 63.9 inches .