Use the sample data and confidence level given below to complete parts A through D

Use the sample data and condence level given below to complete parts (a) through (d). In a study of cell phone use and brain hemispheric dominance, an Internet survey was emailed to 36- subjects randomly selected from an online group involved with ears. 103- ere returned. Construct a 90\" condence interval for the proportion of returned surveys. a Click the icon to view a table of z scores. x a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.) b) Identify the value of the margin of error E. E = (Round to three decimal places as needed.) 1:) Construct the condence interval.