The mean weight of newborn infants at a community hospital is 6.6 pounds.A sample of seven infants is randomly selected and their weights at birth are recorded as 9.0,7.3,6.0,8.8,6.8,8.4,and 6.6 pounds.What is the alternate hypothesis?
A)µ = 6.6
B)µ ¹ 6.6
C)µ $\ge$ 6.6
D)µ 7.6
E)µ ¹ 7.6

Question

The mean weight of newborn infants at a community hospital is 6.6 pounds.A sample of seven infants is randomly selected and their weights at birth are recorded as 9.0,7.3,6.0,8.8,6.8,8.4,and 6.6 pounds.What is the alternate hypothesis?
A)µ = 6.6
B)µ ¹ 6.6
C)µ $\ge$ 6.6
D)µ > 7.6
E)µ ¹ 7.6

Quizplus · Accepted Answer

The null hypothesis would be that the mean weight of newborn infants is 6.6 pounds, and the alternate hypothesis should state that it is different from 6.6 pounds, which is represented by the "not equals" symbol (¹). Therefore, the best choice is B.

The Mean Weight of Newborn Infants at a Community Hospital ≥\ge≥

The Mean Weight of Newborn Infants at a Community Hospital $\ge$