Consider the data for the four months shown below.

$\backslash$table$[[,$March,April,May,June$],[$Units produced,$1,271,1,324,1,347,1,304],[$Labor hours,$322,310,319,305]]$

Calculate the monthly labor productivities. Do not round intermediate calculations. Round your answers to three decimal places.

$\backslash$table$[[$Month$,$Productivity$],[$March$,,$unuts$/$hour$],[$April$,4\mathrm{.}222,$unuts$/$hour$],[$May$,$unuts$/$hour$],[$June$,],[$Calculate the monthly productivity growths. Do not$],[$Months$,$Productivity growth$],[$March$-$April,,$\%$