Answer:
0.048 is the process yield of the group hired by Pandora.
Explanation:
Number of employees hired by Pandora = 14
Each employee made the calls = 76
Total number of calls made by the employees = 14×76
= 1064
Out of 68 people number of people who subscribed = 51
Therefore, group's process yield =

=

= 0.04793
≈ 0.048
0.048 is the process yield of the group hired by Pandora.