atLab: Module Eight

Question $3,15.$CE$\mathrm{.}32-$T

HW Score: $34\mathrm{.}09\%,7\mathrm{.}5$ of $22$ points

Part $1$ of $5$

Points: $0$ of $5$

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Immigration reform lias focused on dividing illegal immigrants into two groups: long$-$term and short$-$lerm. In a random sample of $979$ construction workers from the Northeast, $78$ are illegal short$-$term imrmigrants. In the Mictwest. $67$ out of a sample of $1198$ are illegal short$-$term immigrants. Complete parts a and b below.

a$)$ is there evidence that the porcentage of construction workers who are illegal short$-$term immigrants differs in the two regions? Use $=0\mathrm{.}10.$

State the hypotheses for this Iest.