a powerpoint presentation

Statistics project . What is your topic? What question are you trying to answer? What is the goal of the study? Explain why you are interested in this topic. Population What /who is your population? Describe the population carefully and in detail. Define the population you are trying to represent. Data What data will you gather? Define the variable and how it was measured, including possible values this variable has. Data Collection How did you gather your data? What is the source of the data? Is it an SRS? What steps did you take to avoid bias? How many will be in your sample? A minimum of 30 is required but more will give you more accurate results. If comparing two populations such as men and women, collect 30 from each population. Research Design How did you design your experiment, observation study, or survey? If you did a survey, what were the questions you asked? Did they fill out a survey or did you ask the questions? Results: Descriptive Statistics and Graphs 8. Present the descriptive statistics with charts and graphs. Results: Statistical Analysis What test did you do? What calculations are appropriate? How did you compute them? What does it tell you about your study? Step 1: Null Alternative Step2: CLT conditions met? Step 3: Test statistic= p-value= Step 4: Conclude: Reject or Fail to Reject Null What does the confidence interval tell you? Does it contradict the test you did? (Use Geogebra, select Estimate of Mean/Proportion) Findings Interpret the results in the context of your research question. Discussion What can you conclude? Were the results what you expected? If not, what factors could explain the results? Conclusion What did you learn about the population that you studied? Can you relate this to a larger population? What would you change if you were to repeat this? What might have caused your results to be inaccurate? Did your study answer your original question? Or were new questions raised? ——————– Topic : iPhone ownership Question are trying to answer: Do my coworkers own iPhone at the same proportion, percent as the national average. Statistics have shown that 45% of nationwide coverage owns an iPhone. (https://www.statista.com/statistics/236550/percentage-of-us-population-that-own-a-iphone-smartphone/) my interest in technology and smartphones has led me to try and examine the true picture on the ground of whether the dominant smartphone in industry is the iPhone or unknown and there is no better way to test this then look at the mobile phones owned by my coworkers. Question 1 I didn’t do the survey .