Please help me with what formulas to put in to get the right answers. I have tried but I am stuck not getting it... For the first one I am only able to find a two paired t-test but there is only one row so I don't know what to do...
I) a) a t-test allows us to compare the average values of the two data sets and determine if they came from the same population.
using t test here we wat to test mu=515 against mu=! 515
our test statistics is
b)confidence interval is Lower limit = M - Z.95σM
Upper limit = M + Z.95σM
where M is the mean
II) a)
b)
Please help me with what formulas to put in to get the right answers. I have...
Question 9 10 pts Suppose that for a given year, the mean score on the SAT Mathematics Test was 515. The data is assumed to be normally distributed and the population standard deviation is 100. Is there sufficient evidence, at the 0.10 level of significance, to determine if the mean score of 36 SAT scores is less than the mean score for that given year? The 36 SAT scores are listed below as follows: 496 506 507 505 438 499...
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Please help me out by giving me detailed answers with formulas. So I can understand fully Thank you very much A study is conducted to examine the influence of ‘screen time’ on student performance on Statistics exams. A class of 12 students is observed over a period of time, with the independent variable being the average amount of time per day each student spends on TV/internet, and the dependent variable being their subsequent Statistics exam score, in %. The data...
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can you please show me how to arrive at the right answers. thanks so much Ursus, Inc., is considering a project that would have a five-year life and would require a $2,400,000 investment in equipment. At the end of five years, the project would terminate and the equipment would have no salvage value. The project would provide net operating income each year as follows (Ignore income taxes.): $3,500,000 2,100,000 1,400,000 Sales Variable expenses Contribution margin Fixed expenses: Fixed out-of-pocket cash...
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The question I need help/answer with is the 3rd photo. The first two photos just aid the 3rd Comprehensive Properties All work must be completed using this Excel spreadsheet Al journal entries francial statements, et must be prepared in dean, proper form. Reference your textbook and past courses for examples or templates to model Uue the current year for din purpose This project is W ed 120 points. The grading rubricis valable on the last sheet labeled "Grading brie Wformation...
I need help with Part 6 (closing journal entries) and Part 7 (post closing trial balance) 3:02 PM Thu Feb 27 4796% AC 321 Intl - FA19 - Comprehensive Project Insert Draw Formulas Data Review View 8 Q o Calibri (Body) 12 B U Home B ^ A = 1 EE tx ã į 19 2 3 4 All work must be completed using this Excel spreadsheet. All journal extries, financial statements, etc. must be prepared in clean, proper form....