Stat math 302 Study guides, Class notes & Summaries

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...

Week 6 Test 1 - American Public University MATH 302 | COMPLETED An adviser is testing out a new online learning module for a placement test. They wish to test the claim that on average the new online learning module increased placement scores at a significance level of α = 0.05. For the context of this problem, μD=μnew–μold where the first data set represents the new test scores and the second data set represents old test scores. Assume the population is normally distributed. H0: μD ...

Week 6 practice test 4 - American Public University MATH 302 | COMPLETE A manager wants to see if it is worth going back for an 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 ...

MATH 302 week 8 tests questions & answers | AMU Latest update Question 1 of 20 1.0/ 1.0 Points An urban economist is curious if the distribution in where Oregon residents live is different today than it was in 1990. She observes that today there are approximately 3,109 thousand residents in NW Oregon, 902 thousand residents in SW Oregon, 244 thousand in Central Oregon, and 102 thousand in Eastern Oregon. She knows that in 1990 the breakdown was as follows: 72.7% NW Oregon, 20.7% SW Orego...

Question 1 See full question The nurse is working with a child with altered genitourinary status. Which intervention would be included in the plan of care with excess fluid volume? You Selected: • Measure the amount of nitrates present in the urine. Correct response: • Weigh the child twice a day on the same scale. Explanation: Reference: • Kyle, T., & Carman, S. Essentials of Pediatric Nursing, 3rd ed., Philadelphia: Wolters Kluwer, 2017, Chapter 21: Nursing Care of the Chil...

MATH 302 week 8 tests questions & answers | AMU Latest update Question 1 of 20 1.0/ 1.0 Points An urban economist is curious if the distribution in where Oregon residents live is different today than it was in 1990. She observes that today there are approximately 3,109 thousand residents in NW Oregon, 902 thousand residents in SW Oregon, 244 thousand in Central Oregon, and 102 thousand in Eastern Oregon. She knows that in 1990 the breakdown was as follows: 72.7% NW Oregon, 20.7% SW Orego...

1) A lab technician is tested for her consistency by taking multiple measurements of cholesterol levels from the same blood sample. The target accuracy is a variance in measurements of 1.2 or less. If the lab technician takes 16 measurements and the variance of the measurements in the sample is 2.2, does this provide enough evidence to reject the claim that the lab technician’s accuracy is within the target accuracy? 2) A manufacturer of flashlight batteries took a sample of 13 batteries from...