Probability/Statistics :
In each of the following problems, write a probability and a statistics question associated with the given information.
a. It has been reported that 62% of all people use a social media.
b. Only 37% of all people in the United States are eligible to donate blood.
c. Fifty-two percent of all old washing machines are front-loading.
d. Forty percent of the people in the Washington, DC, area travel over the holiday season.