Normally distributed Study guides, Class notes & Summaries

The following 5 questions are based on this information. Suppose a random sample of 18 uber drivers was taken, and the average age X¯ of these drivers was found to be 27.5 years. Construct a 99% confidence interval for the mean age (µ) of all drivers. Assume that the age of drivers is normally distributed with a population standard deviation (σ) of 2.3 years. You need to know this for the next five questions The standard error (SE) of X¯ is Select one: a. 0.13 b. 6.48 c. 2.3 d. 0....

WGU C955 Pre- Assessment (Latest 2023/ 2024 Update) Applied Probability and Statistics| Questions and Verified Answers| 100% Correct| Grade A Q: What is the correct line graph for y = 3x + 5? A) (0,5) to (2,11) B) (0,-5) to (2,-11) C) (0,3) to (2,5) D) (0,3) to (2,-7) Answer: (0,5) to (2,11) Q: What is the correct line graph for y = -2x + 9? A) (0,9) to (4.5,0) B) (0,9) to (3,0) C) (0,-9) to (5,-19) D) (0,-9) to (5,-24) Answer: (0,9) to (4.5,0) Q: A normally di...

CDFM MODULE 1 Test | Questions and Answers 100% Correct 2023 Latest. What prevents Congress and the President from unilaterally making laws and treaties? - correct answersSeparation of Power What give Congress the authority to make laws? - correct answersArticle 1, Section 8 of the Constitution Who reviews the constitution for interpretation of the constitution? - correct answersSupreme Court Who has the power to raise taxes given in Article 1 of the Constitution? - correct answersCongres...

(latest) WGU C955 APPLIED PROBABILITY AND STATISTICS OA 2023 1. What is 3/4 divided by 2/3? A) 9/8 B) 5/12 C) 5/7 D) 6/7: 9/8 2. A county park has hiking paths with lengths of 1.05, 3.6, 3.17, and 2.2 miles. What is the total length, in miles, of hiking paths in the park? A) 9.02 miles B) 10.02 miles C) 10.12 miles D) 11.2 miles: 10.02 miles 3. If there are 2 tablespoons in 1 fluid ounce, how many tablespoons does the following calculation yield? 4 fl oz - 1.5 tb...

WGU C207 Pre- Assessment Data-Driven Decision-Making Exam (Latest 2023/ 2024 Update) Questions and Verified Answers- 100% Correct Q: A hardware store has found that there is a 0.25 probability that a customer buys an electrical product, a 0.45 probability that a customer buys a plumbing product, and a 0.10 probability that a customer buys an electrical product if they purchase a plumbing product Which statistical rule can be used to determine the probability that a customer buys a plumbin...

UHC Events Basics Test 2023 – Exam Questions And Answers 100% Verified. which of the following elements does not need to be entered on the new event request form when reporting a new event Correct ans - the event venue manager/contact person Which of the following statements regarding united healthcare's event cancellation reporting rules is true Correct ans - event cancellation must be reported in united healthcare's event reporting application at least one business day prior to the e...

CSUF ISDS 361A PRACTICE EXAM 2 VERSION B 2024 WITH 100% ACCURATE ANSWERS The following 5 questions are based on this information. Suppose a random sample of 18 uber drivers was taken, and the average age X¯ of these drivers was found to be 27.5 years. Construct a 99% confidence interval for the mean age (µ) of all drivers. Assume that the age of drivers is normally distributed with a population standard deviation (σ) of 2.3 years. - correct answer You need to know this for the next fiv...

Six Sigma Correct Answer-1. Process 2. Mgmt Strategy-deliver near-perfect products and services by improving the process and eliminating defects. Sigma Correct Answer-standard deviation of a process about its mean. Characteristics of normally distributed process Correct Answer-99.73% of measurements will fall w/in +- 3 sigma over time, and 99.99966% w/in +-4.5 sigma. Define Correct Answer-Select the appropriate responses (Y's) to be improved Measure Correct Answer-Gather data to mea...

NACE 1(verified answers) graded A+ already passed !2023Anode The electrode of an electrochemical cell at which oxidation occurs? Anode Electrons flow away from the ______ in the external circuit. Anode Corrosion usually occurs and metal ions enter the solution at the ______? Cathode The electrode of an electrochemical cell at which reduction is the principal reaction? Cathode Electrons flow towards the ______ of an electrochemical cell. Cathodic Protection...

CLC 056 exam Analyzing Contract Costs Exam (contains 55 questions) • Here is your test result.The dots represent the choices you have made. • The highlighted questions are the questions you have missed. • Remediation Accessed shows whether you accessed those links.'N' represents links not visited and 'Y' represents visited links. The offeror customarily treats similar costs as “other direct costs” under similar circumstances The proposed cost benefits only the proposed contract work Th...