List of Solutions

QUESTIONS Question 1 The weights, in pounds, of the cats in an animal adoption center are normally distributed. If a random sample of cats is taken and the confidence interval… Read More »(Answer) MATH399N – Week 6 Assignment: Confidence Intervals

Required Resources Read/review the following resources for this activity: Textbook: Chapter 8 Lesson Scenario/Summary You will complete a Course Project in this course that will span two weeks. The final… Read More »(Answer) MATH399N – Week 6 Assignment: Course Project Part I

Required Resources Read/review the following resources for this activity: Textbook: Chapter 8 (All Sections) Lesson Minimum of 1 scholarly source Initial Post Instructions Find an example of a confidence interval… Read More »(Answer) MATH399N – Week 6 Discussion: Confidence Interval Concepts

QUESTIONS Question 1 Suppose that the weight, X, in pounds, of a 40-year-old man is a normal random variable with mean 147 and standard deviation 16. Calculate P(120≤X≤153). Round your answer to four decimal places. Question 2… Read More »(Answer) MATH399N- Week 5 Assignment: Using the Normal Distribution with Technology- Excel

QUESTIONS Question 1 As stated in the previous problem, in a small town, 50% of single family homes have a front porch. 48 single family houses are randomly selected. If X represents the number of single family homes with a… Read More »(Answer) MATH399N – Week 5 Assignment: Probability Using the Normal Distribution

QUESTIONS Question 1 Given the plot of normal distributions A and B below, which of the following statements is true? Select all correct answers. Question 2 Annie averages 23 points per basketball game with a standard… Read More »(Answer) MATH399N – Week 5 Assignment: Parameters of the Normal Distribution

QUESTIONS Question 1 An automobile manufacturer is concerned about the possibility of a fault in the engine of a particular model of one of its cars. This fault could potentially… Read More »(Answer) MATH399N – Week 4 Assignment: Distribution with Technology – Excel

QUESTIONS Question 1 A restaurant gets an average of 12 phone orders in a 2 hour time period. In order to find the probability that the restaurant will get exactly 2 phone orders in a 30 minute period… Read More »(Answer) MATH399N – Week 4 Assignment: Poisson Distribution

QUESTIONS Question 1 Identify the parameters p and n in the following binomial distribution scenario. The probability of winning an arcade game is 0.718 and the probability of losing is 0.282. If you play the arcade game 20 times,… Read More »(Answer) MATH399N – Week 4 Assignment: Binomial Distribution