Math302 week 1 test Study guides, Class notes & Summaries

MATH 302 Week 2 TEST 1/19/2020 APUS CLE : MATH302 B006 Win 20 : Tests & Quizzes 1.0/ 1.0 Points 1.0/ 1.0 Points Week 2 Knowledge Check Homework Practice Questions Return to Assessment List Part 1 of 8 - Measures of the Spread of Data Knowledge Check Homework 3.0/ 3.0 Points Question 1 of 20 Cholesterol levels were collected from patients two days after they had a heart attack (Ryan, Joiner & Ryan, Jr, 1985). Find the standard deviation. See Attached Excel for Data. cholesterol 8...

Week 6 Knowledge Check Homework Practice Questions Return to Assessment List Part 1 of 7 - Matched or Paired Samples Questions 2.0/ 2.0 Points Question 1 of 20 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...

Week 8 Knowledge Check Homework Practice Questions Return to Assessment List Part 1 of 4 - Chi-Square Test for Homogeneity 4.0/ 8.0 Points Question 1 of 20 Click to see additional instructions A college prep school advertises that their students are more prepared to succeed in college than other schools. To verify this, they categorize GPA’s into 4 groups and look up the proportion of students at a state college in each category. They find that 7% have a 0-0.99, 21% have a 1-1.99, 37% h...

Week 2 Knowledge Check Homework Practice Questions Return to Assessment List Part 1 of 8 - Measures of the Spread of Data Knowledge Check Homework 1.0/ 3.0 Points Question 1 of 20 FTES 8 KB The population FTES for 2005–2006 through 2010–2011 was given in an updated report. The data are reported here. See Attached Excel for Data. Standard Deviation: 167 Calculate the standard deviation. Round to one decimal place. Answer Key: 167.0| 167 Feedback: use =STDEV.S functio...

MATH302 Week 3 TEST COMPLETE QUESTIONS AND ANSWERS 2023 GRADED A+. Part 1 of 6 - Binomial Distribution 4.0/ 5.0 Points Question 1 of 201.0/ 1.0 Points A coin is flipped 30 times. What is the probability of getting 15 or more heads? Round answer to 4 decimal places. Answer: 0.5722 Answer Key:0.5722|.5722 Feedback: P(x f$displaystyle geq 15)f$ = 1 - P(x f$displaystyle leq 14)f$ in Excel =1-BINOM.DIST(14,30,0.5,TRUE) Question 2 of 200.0/ 1.0 Points Approximately 10% of all people are le...

MATH302 Week 2 TEST COMPLETE QUESTIONS AND ANSWERS 2023 GRADED A+. Tests & Quizzes Tests & Quizzes Week 2 Knowledge Check Homework Practice Questions Return to Assessment List Part 1 of 8 - Measures of the Spread of Data Knowledge Check Homework Question 1 of 20 2.0/ 3.0 Points 1.0/ 1.0 Points Cholesterol levels were collected from patients two days after they had a heart attack (Ryan, Joiner & Ryan, Jr, 1985). Find the standard deviation. See Attached Excel for Data. cholesterol 8...

MATH302 Week 5 TEST COMPLETE QUESTIONS AND ANSWERS 2023 GRADED A+. Part 1 of 4 - Z-interval for Unknown Questions 7.0/ 7.0 Points Question 1 of 20 1.0/ 1.0 Points There is no prior information about the proportion of Americans who support gun control in 2019. If we want to estimate 93% confidence interval for the true proportion of Americans who support gun control in 2019 with a 0.18 margin of error, how many randomly selected Americans must be surveyed? Answer: (Round up your answer t...

MATH 302 WEEK 1 TEST 2 Part 1 of 5 - Section: Data & Sampling 3.0/ 5.0 Points Question 1 of 20 1.0/ 1.0 Points What is the sampling method used in the following scenario? The barista at a local Starbucks wants to determine what proportion of the coffee users are teenagers. The barista has a tally sheet on which she marks whether the coffee order is for a teenager or adult. She records this data for every fifth patron who orders coffee.  A. systematic  B. cluster  C. conveni...

Week 1 Knowledge Check Homework Practice Questions Return to Assessment List Part 1 of 5 - Section: Data & Sampling Knowledge Check Practice Questions 4.0/ 5.0 Points Question 1 of 20 The first 50 people who walk into a sporting event are polled on their television preferences. What type of sampling was used?  A. Convenience B. Systematic C. Stratified D. Cluster Answer Key: A Question 2 of 20 What is the sampling method used in the following scenario? A teacher wants to know if h...

MATH302 Week 4 Test questions and answers new 2020-2021 practice docs Part 1 of 6 - Calculations of Probabilities Questions 2.0/ 3.0 Points Question 1 of 20 0.0/ 1.0 Points The mean yearly rainfall in Sydney, Australia, is about 134 mm and the standard deviation is about 66 mm ("Annual maximums of," 2013). Assume rainfall is normally distributed. How many yearly mm of rainfall would there be in the top 15%? Round answer to 2 decimal places. Question 2 of 20 1.0/ 1.0 Points ...