1. Constructing Z scores. The follow data are from the cost of yearly healthcare in the Omaha metro.

Average	$5,135.00
SD	$812.00

STEP 1 - What proportion of people in the Omaha metro pay $6,229 or less for their yearly healthcare? To get this value, calculate the Z score and use it to look up the proportion on page 411. This table does not list every value, so please round to the nearest value provided in the table. (2 pts) use Z 1.3

STEP 2 - What proportion of people in the Omaha metro pay $4,826 or less for their yearly healthcare? (2 pts)

use z of -0.4

STEP 3 - What proportion of people in the Omaha metro pay between $5,236 and $3,424 for their yearly healthcare?(4 pts) use z of 0.1

STEP 4 - What proportion of people pay between the average ($5,135) and $4,419 for their yearly healthcare? (2 pts) use z of -2.10