I got the wrong answer please help

Supermarket shoppers were observed and questioned immediater alter putting an item in their cart. Ofa random sample of 23:} choosing a product attire regular price, 145 claimed to check the price before putting the item in their cart. Of an independent random sample of 270 choosing a product at a special price. 194 made this claim. Find a 90% condence interval for the dllTerence between the two population proportions. Let F'x be the population proportion of shoppers choosing a product at the regular price who claim to checl-c the price before putting it into their cart and let P1f bethe population proportion of shoppers choosing a product at a special price who claim to check the price before putting it into their cart. The 90% condence interval is - 0.1351