In 1999 the stock market took big swings up and down. a survey of 1 comma 026 adult investors asked how often they tracked their portfolio. the table shows the investor responses. what is the probability that an adult investor tracks his or her portfolio daily? start 6 by 2 table 1st row 1st column how frequently question mark 2nd column response 2nd row 1st column daily 2nd column 240 3rd row 1st column weekly 2nd column 290 4st row 1st column monthly 2nd column 277 5st row 1st column couple times a year 2nd column 149 6st row 1st column don't track 2nd column 70 endtable