Refer to the accompanying table summarizing service times (seconds) of McDonald’s dinners. How many individuals are included in the summary? Is it possible to identify the exact values of all of the original service times?

McDonald’s Dinner Service Times
Time (sec) ....................... Frequency
60–119 .................................. 7
120–179 ................................22
180–239 ................................14
240–299 ..................................2
300–359 ..................................5