The manager of a construction crew tasked with laying bricks has collected data on their productivity over the past month, recording the following details:

Day Crew Size Bricks Laid

$15480$

$23320$

$36600$

$44400$

$57720$

$62160$

a$.$ Calculate the labor productivity $($bricks per person$)$ for each day. Round your answers to $2$ decimal places.

Day Crew Size Labor Productivity $($Bricks per Person$)$

$15\_\_\_\_\_$

$23\_\_\_\_\_$

$36\_\_\_\_\_$

$44\_\_\_\_\_$

$57\_\_\_\_\_$

$62\_\_\_\_\_$

b$.$ Based on the data, which crew size appears to be the most productive in$$laying$$bricks$?$