Statistical Calculations and Applications
- Please do not round your results up or down unless specifically asked to do so in the instructions.
- Be sure to label all tables, charts, results, graphs, etc. according to the requirements outlined in Chapter 11.
Questions
- It was reported in your department meeting that over the past year that your hospital increased the number of employees by 13 percent. Last year there were 382 people employed. How many are employed this year?
- Your manager needs to purchase a personal computer for the new receptionist in the department. The usual price is $1,650. The local supply company gives the facility a 13.5 percent reduction on all items they purchase. What price will your manager have to pay?
- Your beginning salary as a coder in the HIM department is $13.25 per hour. Your performance evaluation is coming up in one month and you believe you should receive an additional 8 percent increase based on your excellent performance. What do you anticipate your annual salary would be after receiving a performance increase?
- Last year, the HIM department purchased a scanner for $9,250. As the HIM director, you were informed that the equipment you bought has depreciated by 15 percent. What is the value of the equipment now?
- You just scored 18 correct out of a possible 50 on your HIM test. What percentage did you earn?
- Your clinic saw 145 pediatric in one week for their well-child examinations. Ninety six children received the flu vaccine. Express the rate of the flu vaccine administration in percent. Round to one decimal place.
- Jeffrey Johnstone ‘s systolic (top number) blood pressure was recorded from March 12 through March 18 at 6:30 a.m. each morning. Present Mr. Johnstone’s data using a line graph that is labeled properly including data markers.
Date |
Systolic Pressure |
03-12 |
128 |
03-13 |
152 |
03-14 |
168 |
03-15 |
130 |
03-16 |
120 |
03-17 |
122 |
03-18 |
124 |
- Your him instructor reported that on the final exam given for statistics, 6 students received an A, 9 received a B, 5 received a C, 3 received a D, and no one received an F. First, calculate the percentages by each grade earned in a table and then create a pie chart that is labeled properly and distributing the student grades by percentages.
- Jackson Medical Center’s Registry records show the following incidence of cancer in female patients for the past year. Construct a bar graph using the data below including proper labels and titles.
Community Hospital Cancer Registry
10 Most Prevalent Cancer Sites – Females
20XX
Sites on the Body |
Number of Cases |
Breast |
122 |
Lung and Bronchus |
52 |
Colorectal |
34 |
Uterus |
25 |
Thyroid |
21 |
Melanoma |
15 |
Lymphoma |
14 |
Kidney |
12 |
Ovary |
11 |
- Using the table data below, create 2 graphics – 1) a table for the frequency of the payer categories and 2) a pie chart for the proportion of payer categories. Both should be labeled properly.
Patient Discharged by Payer, Ambulatory Surgery Center, June 20xx
Payer Category |
Frequency |
Proportion |
Commercial Insurance |
67 |
.360 |
Managed Care |
23 |
.124 |
Medicare |
36 |
.194 |
Medicaid |
42 |
.226 |
Self-Pay |
10 |
.053 |
Other |
8 |
.043 |
Total |
186 |
1.000 |