Mathematics – Statistics

Help My Statistics Homework Which Is Only Can Be Used Statkey Lock5  Follow all the homework rules Answer all the homework questions AND take screenshots for some questions Please attach another blank file (word) wrote down some solutions progress 

 Respond to the following separate two posts with substantive replies. Minimum 100 words for both replies.  1.  For my research project I would like to perform analysis on the environmental impact of last mile drone delivery vs classical gasoline truck delivery. I hypothesize that last mile delivery performed by drone will be more environmentally friendly than … Read more

  What is a post-hoc test and why it is necessary when rejecting the null hypothesis with an analysis of variance (ANOVA) statistical test? Describe what a post hoc test detects. Explain an experiment in which you as a researcher would run a post hoc test. Why?

  The first problem we confront in analyzing data is determining the appropriate statistical test. Under what circumstances is a t statistic used instead of a z-score in a hypothesis test? Give an example of both a t statistic and z-score.

 Use the attached document, “Project 2-Articles,” and the following articles to complete this project: “Effects of Cognitive Behavioral Group Program for Mental Health Promotion of University Students,” by Lee & Lee, from International Journal of Environmental Research and Public Health (2020). “The Stigma Scale: A Canadian Perspective,” by Meier et al., from Social Work Research … Read more

  To Set the Criteria for the Decision (step 2 in hypothesis testing) we must identify the critical value and the rejection region. What information do you need to set the criteria? How do you determine when to use a one-tailed test? When do you use a two-tailed test?

 A population distribution is standardized to produce a new distribution. What is the standardized distribution called? What information is provided by the sign (+/-) of a z-score? What information is provided by the numerical value of the z-score? 

 You and a friend are talking about the probability of getting a heads on a single toss of a fair coin. Your friend insists that you are more likely to get a heads on a single toss of a fair coin than a tails. Is your friend correct, why or why not? If we were … Read more

View the video “Descriptive Statistics and Frequencies” in the MindTap course before starting this assignment.  Complete Project 1 as specified in the attached document Project 1: Descriptive Statistics in SPSS. Please place your answers directly in the document, using the equation editor if needed to complete the assignment. Upload the completed Word document.

My hypothesis test is whether using a pain reliever, Pyridium (phenazopyridine), before a in office cystoscopy decreases the burning/pain sensation after the procedure.   A cystoscopy is where a telescope is inserted through the urethra into the bladder.  We do this procedure for many reasons including blood in the urine, bladder cancer surveillance and recurrent urinary … Read more