Assignment 08 To complete the following questions, you need the dataset Video Questions.csv, which you can find on Lab 10 on Moodle. This dataset contains the number of correct answers of 241 to two questionnaires which the participants completed after watching 2 educational videos. It also contains their gender and age. Deciding on a T-Test: […]
Identify critical values for the test statistics and state the decision rule concerning when to reject or fail to reject the null hypothesis.
For this assignment, you will use the six-step hypothesis testing process (noted below) to run and interpret a correlation analysis using SPSS. A manager is interested in better understanding job satisfaction by studying the associations between a number of variables. These variables are age, years of experience, level of education, employee engagement, job satisfaction, and […]
Summarize the details of your test methods and the results from each statistical method you used. Explain the findings so that executives from both the agency and the company can understand your conclusion.
Companies often develop and test hypotheses about their products. For example, car manufacturers will test their cars to determine fuel efficiency and miles per gallon. To ensure that products are safe and that they perform as advertised, regulatory and consumer protection groups also test companies’ claims. For this Assignment, you are working at a firm […]
Use a statistical software package to complete the analysis of Exploratory Data Analysis and Inferential Statistics.Construct a normal probability plot or quantile-quantile (QQ) plot to assess normality
Description In an article in the Journal of Statistics Education (vol. , no 2), Allen Shoemaker describes a study that was reported in the Journal of American Medical Association (JAMA). It is generally accepted that the mean temperature of an adult human is 98.6°F. In his article, Shoemaker uses the data from the JAMA article […]