Please help and show work

Beginning vi tule unit: Print off this document and complete each nomework problem. You must show all steps using methods learned in this course. Problems with no work or using methods not taught in the course, will be given a grade of zero. Each problem is worth 3 points and will be graded. Make sure to complete the corresponding lesson before attempting the problem. This document is due on the last day of the unit. Combine all pages into a single non-zipped document. Lesson: 5.02 Suppose that the weights of 3200 registered female Great Danes in the United States are distributed normally with a mean of 115 lb. and a standard deviation of 5.4 lb. Approximately how many of the Great Danes weigh more than 125.8 lbs.? Round to the nearest whole number. Lesson: 5.03 Body mass index, or BMI, of 20-year-old men is normally distributed with a mean of 23 and a standard deviation of 3.8. Twenty-year-old Allan's BMI has a z-score of 1.25. What is Allan's BMI? Lesson: 5.04 An experiment compares weight of fish for two different brands fish food. Nacho Average Minos fish food has a mean fish weight 10 lbs. and a standard deviation of 1.5 Ibs. Impossible Minos fish food has a mean mean fish weight of 12 Ibs. and a standard deviation of 1 lb. A fish is measured to be 11-25 Ibs. Which brand of fish food, Nacho Average Minos or Impossible Minos, is more likely to h been used to feed this fish