- The 95% confidence interval for all the mean
weight of infants born to mothers who smoke is µ = 5.40 to 6.80
pounds. The mean weight for a random sample of 25 newborns in this
region is 7.2 pounds with a standard deviation (s) of 0.85 pounds.
- Is the birth weight of the infants in this sample significantly
different from that of the general population at α=0.05? (10
points) Explain your response (4 pts).
Please show work . Thank you .