Hi

Could you help me with this biostats question?

QUESTION 8 1. Use an appropriate t-test on this dataset to test whether there is a difference in mean birthweight for infants born to mothers who did or did not smoke during pregnancy (at the usual 5% alpha level of significance). What can we conclude . ' ' - ' . n - significance of the effect? egnancy weigh 282 grams more on average compared to infants born to mothers who did not smoke during pregnancy. This difference is not statistically significant. ..-~ infants born to mothers who smoked during pregnancy weigh 282 grams more on average compared to infants born to mothers who did not smoke during pregnancy. This difference is statistically significant. ..-* Infants born to mothers who smoked during pregnancy weigh 282 grams less on average compared to infants born to mothers who did not smoke during pregnancy. This difference is not statistically significant. p Infants born to mothers who smoked during pregnancy weigh 282 grams less on average compared to infants born to mothers who did not smoke during pregnancy. This difference is statistically significant