eCampus: Home X Gradebook Connect X Course Hero X + X -CA https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%2 ... E Wk 2 - Practice: Wk 2 Exercises [due Day 5] i Saved Help Save & Exit Submit Check my work a. Student GPAS: Bob's z-score + 2.16 4 = 3.35 0 = 0. 30 b. Weekly work hours: Sarah's z-score Z = + 1. 32 4 = 25.1 0 = 7.2 c. Bowling scores: Dave's z-score = 1 . 49 4 = 160 0 = 30 2 points Skipped Find the original data value corresponding to each standardized z-score. (Round your answers to 2 decimal place.) a. Bob's GPA eBook b. Sarah's weekly work hours References c. Dave's bowling score Mc Graw Hill Education I'm Cortana. Ask me anything. ? 1:01 PM 9/2/2020eCampus: Home X Gradebook Connect X Course Hero X + X -CA https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%2 ... E Wk 2 - Practice: Wk 2 Exercises [due Day 5] i Saved Help Save & Exit Submit Check my work 2 The number of blueberries in a blueberry muffin baked by EarthHarvest Bakeries can range from 14 to 28 blueberries. (a) Use the Empirical Rule to estimate the standard deviation of the number of blueberries in a muffin. (Round your answer to the 2 nearest whole number.) points Standard deviation eBook (b) What assumption did you make about the distribution of the number of blueberries? References Assume a |normal distribution. Mc Graw Hill Education I'm Cortana. Ask me anything. em ? 1:01 PM 9/2/2020eCampus: Home X Gradebook Connect X Course Hero X + X A https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https (70% . .. V E Wk 2 - Practice: Wk 2 Exercises [due Day 5] @ Saved Help Save & Exit Submit Check my work mode : This shows what is correct or Incorrect for the work you have completed so far. It does not indicate completion. Return to question 8 Consider the following sample data. 2 Sample A: points Sample B: 7, 14, 21 Sample C: 77, 84, 91 1, 080: 1, 087: 1, 094 (a) Find the mean and standard deviation for each sample. Sample A: Sample B: Sample C: Mean 14 84 1087 Sample Standard Deviation 5.7154 x 458 (b) What does this exercise show about the standard deviation The Idea is to illustrate that the standard deviation is not a function of the value of the mean. The Idea is to illustrate that the standard deviation is a function of the value of the mean. Mc I'm Cortana. Ask me anything. ? 1:03 PM 9/2/2020