A scientist ran an experiment that generated data that accumulated in a sequence of fi les: data1, data2, data3, data4 and data5. He wants to know how many lines of data he has altogether. The command...

A scientist ran an experiment that generated data that accumulated in a sequence of fi les: data1, data2, data3, data4 and data5. He wants to know how many lines of data he has altogether. The command wc -l reads from standard input and counts the number of lines. How would you use this command to count the total number of lines in the fi ve fi les?