Enter the answers to the nearest tenth.

Tim Worker is doing his budget.He discovers that the average miscellaneous expense is $45.00 with a standard deviation of $16.00.What percent of his expenses in this category would he expect to fall between $38.60 and $57.80?

The z for $38.60 = -a0.

The percent of area associated with $38.60 =a1%.

The z for $57.80 =a2.

The percent of area associated with $57.80 =a3%.

Adding the two together, the percent of his expenses between $38.60 and $57.80 isa4%.