Please help answer questions $1-4.$

$1.$An agency desires to estimate the accuracy with which it can predict job performance on the basis of an applicant$$s test scores, school grades, age, and length of experience. The statistical method which would be most applicable is:

A$.$multiple correlation.

B$.$tetrachoric correlation.

C$.$biserial correlation.

D$.$partial correlation.

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$2.$Your boss is working on next year$$s budget proposal. You are asked to calculate the average quarterly cost for telephone service over the last $12$months$.$ According to your files, a total of $$5,223\mathrm{.}60$has been paid out for telephone service during that period. What is the average quarterly cost that you should provide?

A$.$$$435\mathrm{.}30$

B$.$$$1,305\mathrm{.}90$

C$.$$$1,740\mathrm{.}80$

D$.$$$1,741\mathrm{.}20$

$3.$In any department, the value of an organizational chart lies primarily in the fact that it:

A$.$Aids the personnel department in understanding the personnel problems of the organization.

B$.$Assists the budget officer in preparing and administering the financial program of the organization.

C$.$Designates the official channels for discipline.

D$.$lines of responsibility and the relation of each division to the whole organization.

$4.$Which of the following will typically not be identified as part of risk management in a project?

A$.$Assessing the likelihood of an event occurring.

B$.$Recognizing what can go wrong once the system goes live.

C$.$Assessing the threats that reside outside of the logical boundaries of the project.

D$.$Identifying elements that can have negative impact on the project prior to implementation.