Assignment

1. The table below shows a frequency distribution of persons who received an organ transplant in the United States during the year 20xx.

a. Compute the proportion of patients in each category. Calculate to 3 digits after the decimal point.Place your answers in the Proportion column of the table below.

b. Using the information in the table above, convert the proportion into a percentage and complete a bar graph showing the transplant types performed in 20xx. Insert your graph (or screenshot of your graph) below.

2. There were 16 babies born at McGill Community Hospital during the first week of July. The following represent the weight of those babies: 4.6, 5.8, 5.3, 5.5, 6.0, 8.3, 6.7, 7.7, 9.4, 6.3, 7.2, 8.0, 6.8, 5.9, 10.0, 5.7

a. What weight is found in the 75th percentile?

b. What percentile of newborns that weighed over 5.9 lbs.?

3. What type of statistics is used to explain data in ways that are manageable and easily understood?

A) Percentile statistics
B) Definitive statistics
C) Descriptive statistics
D) Inferential statistics

4. What are the four types or scales of measurement of categorical data?

A) Ratio, Interval, Metric, & Minimal
B) Nominal, Ordinal, Periodic, & Relative
C) Nominal, Ordinal, Rational, & Interval
D) Ratio, Interval, Nominal, & Ordinal

5. What scale of measurement is depicted in the "Lab Results" below?

1 = HIV Positive
2 = HIV Negative
3 = HIV Inconclusive

6. You have fallen and injured your ankle. The emergency room doctor has asked you to describe your pain level using the following 1 to 5 scale. What type scale is depicted below?

0 = No pain
1 = Mild pain
2 = Discomforting
3 = Distressing
4 = Intense
5 = Excruciating

7. In a clinical trial of a new pancreatic stimulant for Type II diabetes, the __________ hypothesis might be "The new pancreatic stimulant is no better, on average, than the current pancreatic stimulants."This type of hypothesis can also be stated as, "There is no difference between the two pancreatic stimulants on average."

A) Null
B) Alternate
C) Correct
D) Standard

8. A clinical drug trial is being conducted on a group of men between the ages of 50 and 60 who have BPH. The hypothesis was that the men receiving the new drug would show significant shrinkage in the size of their prostate than those who received a placebo.

a. Develop a Null Hypothesis for the above scenario.

b. Develop and Alternate Hypothesis for the above scenario.

9. Concerning sample size, which of the following statements is correct?

A) The size of the sample does not matter.
B) The larger the sample, the smaller the magnitude of the sampling error.
C) Cost is not a legitimate consideration in determining appropriate sample size.
D) Questionnaires that are mailed usually have a response rate above 60%, so a small initial sample is recommended.

10. You are working on a study of pricing structures for new and return patients. Which type of display would be best for showing the relationship between these numerical values?

A) Pie Chart
B) Frequency Polygon
C) Scatter Diagram
D) Line Graph
E) Histogram

11. You are working on a study of how many patients are exceeding prescribed DRG days. Which type of display would be best for showing the frequency distribution of this interval or ratio data?

A) Pie Chart
B) Frequency Polygon
C) Scatter Diagram
D) Line Graph
E) Histogram

12. You have been asked to produce a display of the daily census numbers for the month. It should depict the frequency of data in a line form. Which type of display is best for this case?

A) Pie Chart
B) Frequency Polygon
C) Scatter Diagram
D) Line Graph
E) Histogram

13. You need to create a display that represents the percentage of patients by insurance type. Which type of display is best for this case?

A) Pie Chart
B) Frequency Polygon
C) Scatter Diagram
D) Line Graph
E) Histogram

14. You have been asked to display admissions information for the current period and the same period last year. What is the best way to display continuous measurement over time?

A) Pie Chart
B) Frequency Polygon
C) Scatter Diagram
D) Line Graph
E) Histogram.