statistic homework 1409605 2

1.              A company nurse has isolated the medical records of 48 employees who have been diagnosed with carpal tunnel syndrome.  Table 1 lists the age and gender of these employees.

a.     From the entire list, determine the frequency and percentage of males and females in this population.

b.     From the entire list, determine the frequency and percentages of young, middle-aged, and older employees in this population.  (Use 18-35 years = young, 36-55 years = middle-ages, and 56+ years = older)

c.      Using the entire list, determine the mean and median age of the population.

d.     From the list, using only females, determine the mean and median age and the age range of females.

e.     From the list, using only males, determine the mean and median age and the age range of males.

f.      Draw a simple random sample of 27 from the entire list, and determine the mean and median age and the age range of the sample.

g.     Draw a stratified random sample of 27 from the entire list, and determine the mean and median age and the age range of the sample.

h.     Compare the results of the listing used in (C) and the two sampling procedures in (F) and (G), and state some conclusions.

i.       What general conclusions can you draw about this population of workers diagnosed with carpal tunnel syndrome?

j.       Present the original information in the form of a chart, table, pie chart, or bar graphs.