Blog

A fundamental ethical problem in statistics arises in experimentation (i.e., in the context of studies of experimental drugs for treating AIDS). On one side, organizations such as the National Institute of Health insist on randomly assigning treatments such as flipping a coin for each patient to decide which treatment to […]

Use descriptive statistics to compute a measure of performance John can use to analyze his delivery performance. Find the following for your measures: Mean Standard deviation Sample size Five-number summary on the total time Conduct a formal hypothesis testing to help John decide whether to offer the delivery guarantee or […]

This assignment asks you to carry out a difference in means test using a small number of actual observations from the 2015 American Community Survey. As you will see from examining the small Excel file, I slightly modified only one value to make the problem below easier to calculate by […]

Type of family, age, gender and racial/ethnic composition of the family. 2. Roles of each family member. Who is the leader in the family? Who is the primary provider? Is there any other provider? 3. Do family members have any existing physical or psychological conditions that are affecting family function? […]

Be sure to name your study design, and use references to the text and other resources to provide evidence that your design is appropriate. To prepare for your proposal, review relevant research. Summarize in your introduction at least three of these studies. In your proposal, be sure to consider issues […]

Part 1: Using the topic Gun Control and the Gun Control codebook complete the following tasks: (I WILL PROVIDE THIS INFO) Develop a theory. Develop a corresponding hypothesis Identify the independent (IV) and dependent (DV) variables in your hypothesis Operationalize your independent and dependent variables. Identify the level of measurement […]