D Question 20 3 pts 17.3 million Americans received food from a food bank last year. That is 14.3% of Americans who needed food assistance last year. If we randomly select 75 Americans, find the mean and standard deviation for the number in the sample who received food assistance last year. O mean = 10.7; standard deviation = 9.2 O mean = 10.7; standard deviation = 3.0 O mean = 2.5; standard deviation = 2.1 K O mean = 2.5; standard deviation = 1.5 O There is not enough information to calculate the mean and standard deviation