0 Question 4 v III/OH pt '0 3 8 99 G) Details In a survey, 27 people were asked how much they spent on their child's last birthday gift. The results were roughly bell- shaped with a mean of 538.2 and standard deviation of $7.4. Estimate how much a typical parent would spend on their child's birthday gift (use a 90% confidence level). Give your answers to 3 decimal places. Express your answer in the format of :73 i E. SljiSCJ