In a survey, 10 people were asked how much they spent on their child's last birthday gift. The results were roughly bell
Posted: Thu Feb 17, 2022 10:57 am
In a survey, 10 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $34 and standard deviation of $6. Construct a confidence interval at a 80% confidence level. Give your answers to one decimal place. ----