Assignment
Directions: Read each section carefully. Answer each question using original work and cite references according to APA standards.
Directions: Answer each question in 175 words must be original work.
1. Why would we need to do a hypothesis test in the context of statistical analysis?
2. List another reason why we would need to do a hypothesis test in the context of statistical analysis.
3. Problem: Emily is a fifth-grade student who completed a standardized reading test. She scored one standard deviation above the mean score.
Answer the following questions:
• How does the normal curve help you understand what this means about how Emily compares to other children who took the test? Explain how you determined your findings.
• How many children scored lower than Emily?
• How many children scored higher?
Directions: Read the scenario carefully
4. Identify whether the research scenario listed, would be a one- or two-tailed test and then justify your decision. For each research scenario in the bottom of the matrix, write what the null and alternative hypotheses would be.
Scenario: A local dermatologist claims that more than 30% of mole biopsies are unnecessary. Last month at his clinic, 210 out of 634 had benign biopsy results. Is there enough evidence to reject the dermatologist's claim?
Directions: Read the scenario and follow the instructions the Happiness and Engagement Dataset is attached.
5. The Statistics Project assignment has been broken down into multiple parts and you will complete these parts throughout the course. This week's assignment allows you to become familiar with opening data and viewing it in Microsoft® Excel® and using the Analysis Toolpak. In research, the individual data points are entered into databases, but for the purpose of this course, the data is provided in a spreadsheet for you in the Happiness and Engagement Dataset.
Imagine you have been asked to enhance workplace happiness and engagement at your company. You have conducted a survey and gathered data on the gender, age, relationship with direct supervisor, telecommute schedule, relationship with coworkers, along with the ratings for workplace happiness and workplace engagement for 50 individuals in your department. You must determine what variables affect workplace happiness and engagement. The first step is to run descriptive statistics on each variable to learn more about the data you have collected.
Calculate descriptive statistics for the following variables in the provided Microsoft Excel dataset:
Gender
Age
Relationship with Direct Supervisor
Telecommute Schedule
Relationship with Coworkers
Workplace Happiness Rating
Workplace Engagement Rating.
Format your assignment according to the following formatting requirements:
1. The answer should be typed, double spaced, using Times New Roman font (size 12), with one-inch margins on all sides.
2. The response also includes a cover page containing the title of the assignment, the student's name, the course title, and the date. The cover page is not included in the required page length.
3. Also include a reference page. The Citations and references should follow APA format. The reference page is not included in the required page length.
Attachment:- Happiness-Engagement-Dataset.rar