It has been estimated, with 90% confidence, the proportion of Americans who go out shopping on Black Friday is 0.40 with a margin of error equal to 0.04. Determine the resulting 90% confidence interval for the proportion of Americans who go out shopping on Black Friday.

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

Anyone know? will mark brainliest if correct

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.