Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Based on Relationship between happiness and different variables in sampled countries before and after the pandemic which we will compare between 2018 and 2020 ,

image text in transcribed

image text in transcribed
Based on Relationship between happiness and different variables in sampled countries before and after the pandemic which we will compare between 2018 and 2020 , find the raw data in the website World Happiness Report , I will appreciate for explaining everything that you can Ratings Pts Criteria Title & Introduction OTitle your paper with the results of your study, such as "Orca Population is Shrinking!" (2 pt possible) 7 pts OTalk about your project idea, how you came up with the idea, what your null and alternative hypotheses are, and how you gathered your data. (8 pt possible) Data A page that shows all the data you used for both data groups, as well as information about 5 pts where you got your data Description of your two data groups Create a side-by-side box plot for each of your groups; make sure these use the same scale. (These can be CAREFULLY hand-drawn images or made with technology.) Each boxplot must O have the 5-number summary values listed in the appropriate location on the boxplot. (8 points) 20 pts State the sample mean and standard deviation for each of your groups. (2 points) OTalk about any similarities and differences you detect between the groups, as well as what conclusions you can draw from the side-by-side boxplots. (10 points) Construct a 95% confidence interval for the data (15 points total) If you have paired data, be sure your confidence interval is for the MEAN of the FERENCES (ud ). If you have independent data, be sure your confidence interval is for the FERENCE of the MEANS (u1-(2 ) (5 pt) 15 pts OInclude the calculator tool(s) you used to construct your confidence interval. (3 pt) Be clear about what order you are doing the subtraction in (2 pt) OGive an initial statement of what it means whether your interval DOES include 0 or does NOT include 0. Your complete, more formal conclusion will come in Step 6. (5 pt) Conduct a two-sample t-test or paired t-test. ODefine what your random variable and your parameter are (both symbol and in words). (5 pts) OWrite out your null and alternative hypotheses. State what level of significance you will be using for your test. (5 pts) 25 pts ODiscuss if you have met the assumptions for approximate normality, or where you may have possible issues with test results if the assumptions are not met. (5 pts) Find the sample statistic, the test statistic, and the P-value. Include the calculator Test tool you used. (5 pts) OBased on the results of the hypothesis test, do you reject or fail to reject Ho? Why? (5 pts) Conclusion OWhat are the results of your study? State in your own words an interpretation of both the confidence interval and hypothesis test. (6 pts) "What connections do you see, if any, between the DESCRIPTIVE statistics (your boxplots) 15 pts and the INFERENTIAL statistics (your confidence interval & hypothesis test). (5 pts) ODid you discover anything that surprised you when you analyzed the data? (2 pts) "What additional questions do you have based on your results? What additional research, if any, is warranted by the results? (2 pts) Total Points: 87 https://worldhappiness .report/

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Elementary Number Theory

Authors: James K Strayer

1st Edition

1478618507, 9781478618508

More Books

Students also viewed these Mathematics questions

Question

3. Use the childs name.

Answered: 1 week ago

Question

2. Information that comes most readily to mind (availability).

Answered: 1 week ago

Question

3. An initial value (anchoring).

Answered: 1 week ago