RHIT - Registered Health Information Technician Registered Health Information Technician Healthcare Statistics and Analytics 1

Question 1

A community health department tracks 1,200 new flu cases diagnosed during a 3-month period in a population of 60,000. What is the incidence rate per 1,000 population?

Accepted Answer

20 per 1,000

Answer

2 per 1,000

Answer

0.2 per 1,000

Answer

200 per 1,000

Question 2

Which statistical measure describes the middle value when all data points are arranged in ascending order?

Accepted Answer

Median

Answer

Mean

Answer

Mode

Answer

Standard deviation

Question 3

A 200-bed hospital recorded 1,460 inpatient service days in a week. What is the daily bed occupancy rate?

Accepted Answer

73%

Answer

85%

Answer

65%

Answer

91%

Question 4

A hospital's net death rate is calculated using deaths that occur after how many hours of admission?

Accepted Answer

48 hours

Answer

12 hours

Answer

24 hours

Answer

72 hours

Question 5

Which type of chart is most appropriate for displaying the frequency distribution of patient ages at admission?

Accepted Answer

Histogram

Answer

Pie chart

Answer

Line graph

Answer

Scatter plot

Question 6

A health information manager needs to compare two hospitals' patient populations to determine if a difference in complication rates is statistically significant. Which statistical test is most appropriate for comparing two independent proportions?

Accepted Answer

Chi-square test

Answer

Pearson correlation

Answer

ANOVA

Answer

Linear regression