Math 221 quiz - Study guides, Class notes & Summaries

MATH 221 week 8 2023 REFLECTION QUESTIONS WITH SOLUTIONS NEW Quiz

Question 1 2 / 2 pts (CO6) From a random sample of 55 businesses, it is found that the mean time that employees spend on personal issues each week is 5.8 hours with a standard deviation of 0.35 hours. What is the 95% confidence interval for the amount of time spent on personal issues? (5.74, 5.90) (5.73, 5.87) (5.72, 5.88) Correct! (5.71, 5.89) Question 2 0 / 2 pts (CO6) If a confidence interval is given from 8.54 to 10.21 and the mean is known to be 9.375, what is the maximum erro...

Question 1 2 / 2 pts (CO6) From a random sample of 55 businesses, it is found that the mean time that employees spend on personal issues each week is 5.8 hours with a standard deviation of 0.35 hours. What is the 95% confidence interval for the amount of time spent on personal issues? (5.74, 5.90) (5.73, 5.87) (5.72, 5.88) Correct! (5.71, 5.89) Question 2 0 / 2 pts (CO6) If a confidence interval is given from 8.54 to 10.21 and the mean is known to be 9.375, what is the maximum erro...

Question 1 0 / 2 pts (CO 1) A survey of 385 people who like wild sweaters found that 74% had a wild holiday sweater. What is the population and what is the sample? Population: people who like wild sweaters: Sample: the 385 people who had a wild holiday sweater Population: people who like sweaters; Sample: the 74% that had a wild holiday sweater Population: people who like wild sweaters; Sample: the 385 people who like wild sweaters Population: people who like wild sweaters; Sample: the ...

MATH 302 QUIZ 1 – QUESTION AND ANSWERS SET 3 A Math 302 quiz 1 Question 1 of 20 1.0/ 1.0 Points What is the term for a characteristic or attribute that can assume different values? A.datum B.exponent Correct C.variable D.sample Answer Key: C Question 2 of 20 1.0/ 1.0 Points A pareto chart does NOT have which of the following properties? A.It is used to represent categorical data B.The frequencies are arranged from highest to lowest Correct C.The frequencies are arranged f...

Question 1 1 / 1 pts I met with my group and completed this Group Quiz with them. True False Ques 1 / 1 pts tion 2 Which of the following variables is/are quantitative? (Mark all that apply) The telephone number of a randomly selected business in town. The 3 most common brands of car found in the US. The number of people in a randomly selected classroom on campus. Ques 1 / 1 pts tion 3 Students in an Introductory Statistics class at BYU-Idaho were studying prices of cold cereal at groc...

WEEK 7: QUIZ Points 60 Questions 30 Time Limit 120Minutes Instructions Here is some information about your quiz or exam. This quiz covers Weeks 5 and 6, Chapters 6 and 7, and Course Objectives (COs) 6 and 7. This quiz has 30 multiple choice questions worth 2 points each for a total value of 60 points. You have 120 minutes to finish this quiz. When the time limit is reached you will be exited from the exam. Attempt History Attempt Time Score LATEST Attempt 1 84 minutes 30 out of 60 ...

MATH-221 - Week 4- Quiz Book: Chan, C. et al. (2022). Statistics for Decision Making (3rd ed.). zyBooks, A Wiley Brand. Course: (MATH 221) Statistics for Decision-Making - 61204

MATH-221 - Week 6- Quiz Book: Chan, C. et al. (2022). Statistics for Decision Making (3rd ed.). zyBooks, A Wiley Brand. Course: (MATH 221) Statistics for Decision Making - course code 61204