Math 302 - Study guides, Class notes & Summaries

MATH 302 WEEK 7 QUIZ WITH ANSWERS| STATISTICS| 2024

Math 302 Final Exam Questions And Answers Latest Update

1. Question: A large department store is curious about what sections of the store make the most sales. The manager has data from ten years prior that show 30% of sales come from Clothing, 25% Home Appliances, 18% Housewares, 13% Cosmetics, 12% Jewelry, and 2% Other. In a random sample of 550 current sales, 188 came from Clothing, 153 Home Appliances, 83 Housewares, 54 Cosmetics, 61 Jewelry, and 11 Other. At α=0.10, can the manager conclude that the distribution of sales among the departments ha...

1. Question: A coin is flipped 30 times. What is the probability of getting 15 or more heads? Round answer to 4 decimal places. 2. Question: It is known that 50% of adult workers have a high school diploma. If a random sample of 8 adult workers is selected, what is the probability that less than 6 of them have a high school diploma? 3. Question: If random variable X has a binomial distribution with n=9 and P(success) =p= 0.4, find the standard deviation of X. 4. Question: If random variable X...

Math 302 Exam 1 Questions And Answers Latest Update

MATH 302| STATISTICS| WEEK 6 QUIZ WITH ANSWERS| 2024 Question 1 (1 point) A manager wants to see if it worth going back for a MBA degree. They randomly sample 18 managers' salaries before and after undertaking a MBA degree and record their salaries in thousands of dollars. Assume Salaries are normally distributed. Test the claim that the MBA degree, on average, increases a manager's salary. Use a 10% level of significance. t-Test: Paired Two Sample for Means New Salary Old Salary Mean 6...

MATH 302| STATISTICS| FINAL EXAM 2024| WITH ANSWER KEY| GRADE A GUARANTEED Part 1 of 16 - 2.0/ 2.0 Points Question 1 of 23 1.0/ 1.0 Points The chi-square goodness-of-fit test can be used to test for: A.significance of sample statistics B.difference between population means C.difference between population variances D.normality Answer Key: D

MATH 302 Final Exam Questions and Answers 2024

MATH 302 WEEK 7 QUIZ WITH ANSWERS| STATISTICS| 2024 Which of the following equations are linear? 8x3+4y2 y=6x+8 3y=6x+5y2 y-x=8x2 View question 1 feedback Due to erosion, a river shoreline is losing several thousand pounds of soil each year. A linear equation that expresses the total amount of soil lost per year is y = 12,000x. How many pounds of soil does the shoreline lose in a year? Round to a whole number. Don't use any commas or decimals. Answer: ___12000___

MATH 302| STATISTICS| FINAL EXAM 2024| WITH ANSWER KEY| GRADE A GUARANTEED