Ohio Civil Service Exam Data Interpretation and Analysis 4

Question 1

An analyst is comparing two programs using a ratio. Program A served 340 clients with a $170,000 budget; Program B served 280 clients with a $126,000 budget. Which has a lower cost per client?

Accepted Answer

Program B at $450

Answer

Program A costs $500 per client ($170,000÷340) while Program B costs $450 per client ($126,000÷280), so Program B is more cost-efficient.

Question 2

A data table shows overtime hours by department. Finance logged 120 hours, HR logged 45 hours, IT logged 95 hours, and Legal logged 60 hours. What fraction of total overtime did IT log?

Accepted Answer

19/64

Answer

Total overtime is 320 hours; IT's 95 hours represents 95/320 = 19/64 of the total.

Question 3

A government dashboard shows that 72 of 288 applications were incomplete. What is the ratio of complete to incomplete applications?

Accepted Answer

3:1

Answer

Complete applications number 216 (288−72); the ratio 216:72 simplifies to 3:1.

Question 4

A trend report shows annual service requests: 2021=4,200, 2022=4,620, 2023=5,082, 2024=5,590. What is the approximate consistent annual growth rate?

Accepted Answer

10%

Answer

Each year's value is approximately 110% of the prior year's, indicating a consistent ~10% annual growth rate.

Question 5

A histogram shows most data clustered near the right side with a long tail extending left. This distribution is best described as:

Accepted Answer

Negatively skewed

Answer

When the tail extends to the left (lower values), the distribution is negatively (left) skewed.

Ohio Civil Service Exam Practice Test

Ohio Civil Service Exam Practice Test

Ohio Civil Service Exam Data Interpretation and Analysis 4