Name: What's So \"newt About a Normal Distribution? Grade: [50 Part II: **** For our data, the mean is 2.65 and the standard deviation is 1.78 I. Create a normal distribution curve to represent your data. You will be graded on your accuracy, neatness, and creativity. Label the mean, and j; 3 standard deviations. 44lls_ ll. Using z-scores and the empirical rule, answer the following questions: a} What value represents the -:'l0th percentile of your data? b} What value represents the first quartile of your data? c] What value represents the top 10% of your data? d) What percent of your data has a value equal to or less than 4? e] Answer the topic question for yourself. (How many siblings do you have (including step and half?) What is the z-score for your own answer to the topic question? What percent of the responses are higher than your response? What's So "normal" About a Normal Distribution? Part III: Grade: / 30 Using confidence intervals, answer the following questions: 1) Determine the margin of error for the 90%, 95%, and 99% confidence intervals. a) 90% b) 95% c) 99% 2) Find the 90%, 95%, and 99% confidence intervals. d) 90% e) 95% f) 99% 3) Provide a conclusion for the 95% confidence interval you found in #2