Essay on Exercise 11 and 16

1. For the following scores, find the mean, median, and the mode. Which would be the most appropriate measure for this data set?

1. By hand, compute the mean, median, and mode for the following set of 40 reading scores:

The demographic variables at the interval level of measurement were length of labor, and number of hours working per week.

9. If there were 32 subjects in the experimental group and 36 subjects in the control group, why is the income data only reported for 30 subjects in the experimental group and 34 subjects in the control group?

* 1. The researchers analyzed the data they collected as though it were at what level of measurement?

9. If there were 32 subjects in the experimental group and 36 subjects in the control group, why is the income data only reported for 30 subjects in the experimental group and 34 subjects in the control group? Based on the “Note” at the bottom of Table 1, Numbers do not always total 32 for the experimental group or 36 for control group because of missing data.

Age, Income, Length of labor, Return to work and number of hours working per week.

9) If there were 32 subjects in the experimental group and 36 subjects in the control group, why is the income data only reported for 30 subjects in the experimental group and 34 subjects in the control group?

Statistics are used in many different ways in my workplace. The use of statistics is for the improvement of quality care and safety. Statistics are also used to measure employee compliance in regards to hand washing and proper use of policies and procedures. We also use charts and graphs to show infection rates, skin integrity, falls within the facility, budget concerns, and many more. These graphs help hospital personal improve care and safety to provide quality care to all patients. Graphs can also be used to measure patient and employee satisfaction.

it was noted that fewer women (90%; 25 missing responses) responded to item 3, “In your opinion, what does it means to be a Black woman (or woman of your Black ethnic group?” This response pattern may be due in part to participant fatigue, considering these items were posed at the end of the survey.

12) A sample of single persons receiving social security payments revealed these monthly benefits: $826, $699, $1,087, $880, $839, and $965. How many observations are below the median?

1. A researcher is interested in whether students who attend private high schools have higher average SAT Scores than students in the general population. A random sample of 90 students at a private high school is tested and and a mean SAT score of 1030 is obtained. The average score for public high school student is 1000 (σ= 200).

a.Were the subjects randomly assigned to the experimental or control groups? If no or yes, what impact does this have on the study?

a. Compute the mean, median, mode, and standard deviation, Q1, Q3, Min, and Max for the above sample data on age of employees being laid off.

The next step in solving this problem is to calculate the mean (x bar), the median (mu), and the standard deviation (s) of the sample. All of those calculations were easily computed in excel. The mean was computed by entering: =average, the median by: