Question

An investment website can tell what devices are used to access their site. The site managers wonder whether they should enhance the facilities for trading via smartphones so they want to estimate the proportion of users who access the site that way. They draw a random sample of 109 investors from their customers. Suppose that the true proportion of smartphone users is 24?%. Complete parts? a) through? c) below.

Answer 1

facilities for trading via smartphones so they want to estimate the proportion of users who access the site that way.