Question

At a store customers are randomly selected to participate in the survey on Friday there were 500 customers at the store. of those 90 were selected to participate in the survey on Saturday. the store manager expect 700 customers in the store. if the probability of being selected to participate in the seven Saturday is the same as it was on Friday how many customers will be selected to participate in the survey on Saturday

Answer 1

The probability is 90/500 =18%

700*18%= 700 *18/100 = 126 

126 customers will be selected to participate in the survey on Saturday