Examine the given statement then express the null hypothesis

Examine the given statement, then express the null hypothesis H₀ and the alternative hypothesis H₁ in symbolic form. The mean weight of women who won a beauty pageant is equal to 120 lb.

Solution

Set Up Hypothesis
Null, The mean weight of women who won a beauty pageant is equal to 120 lb H0: U=120
Alternate, The mean weight of women who won a beauty pageant is not equal to 120 lb H1: U!=120