Media commonly report survey results giving the sample size and some percentage, but technology typically requires the actual number of particular responses instead of the percentage. In a Harris survey of 514 human resource professionals, 90% said that appearance of a job applicant is most important for a good first impression.

a. What is the exact number that is 90% of 514?

b. Could the result from part (a) be the actual number of respondents who said that appearance of a job applicant is most important for a good first impression? Why or why not?

c. What is the actual number of respondents who said that the appearance of a job applicant is most important for a good first impression?