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1. On a busy Sunday morning, a waitress randomly sampled customers about their preference for morningbeverages, specifically, she wanted to find out how many people preferred coffee over tea.The proportion ofcustomers that preferred coffee was 0.42 with a margin of error 0.07.Construct a confidence interval for the proportion of customers that preferred coffee.(0.42 - 0.07), (0.42 + 0.07)= (0.35), (0.49)2.A company sells juice in 1quart bottles. In a quality control test, the company found the m...

MATH 225N Week 7 Assignment Conducting a HypothesisTest for Mean - Population Standard Deviation Known P-Value ApproachQuestionWhat is the p-value of atwo-tailedone-mean hypothesis test, with a test statistic of z0=−1.73?(Do not round your answer; compute your answer using a value from the table below.)z−1.8−1.7−1.6−1.5−1.4Great work! That's correct.0.084Answer ExplanationCorrect answers:0.084The p-value is the probability of an observed value ofz=1.73or greater in magnitude if t...

1. Steve listens to his favorite streaming music service when he works out.He wonders whether the servicealgorithm does a good job of finding random songs that he will like more often than not.To test this, helistens to 50 songs chosen by the service at random and finds that he likes 32 of them.Use Excel to test whether Steve will like a randomly selected song more than not and then draw a conclusion inthe context of a problem.Use α = 0.05.Typeequationhere.Ho:p =≤0.5(50%)p = 0.5Ha:p = > 0....

Compute and interpret the coefficient of determinationQuestionA medical experiment on tumor growth gives the following data 113The least squares regression line was found. Using technology, it was determined that the totalsum of squares (SST) was 3922.8 and the sum of squares of regression (SSR) was 3789.0.Calculate R2, rounded to three decimal places.CORRECT ANSWER:0.966Correct! You nailed it.R2=SSRSSTR2=3789.03922.8R2=0.966Compute and interpret the coefficient of determinationQuestionA scienti...

Describe a hypothesis test study that would help your work or conclusions in some way.Describe what variable would be tested and what would be your guess of the value of thatvariable. Then include how the result, if the null were rejected or not, might change yourconclusions or actions in some way.NB 2 Answers DisplayedAnswer 1We interpret data by assuming a specific structure or outcome and use statistical methods toconfirm or reject the assumption. According to Opens tax, the process begins wi...

Answer Explanationr≈−0.81The correlation coefficient, rounded to two decimal places, is.xThe table below contains the geographic latitudes,, and average Januaryy20temperatures,, ofcities. Use Excel to find the best fit linear regressionequation. Round the slope and intercept to two decimal HelpCopy to ClipboardDownload CSVYes that's right. Keep it up!y =−2.68,x147.24Thus, the equation of line of best fit with slope and intercept rounded to twoyˆ=−2.68x+147.24decimal places is.An organi...

NR 566 Week 6 Discussion Quiz Writer (Summer Term)/WEEK 6QUIZ WRITERWhat are the mild symptoms of Alzheimer disease? Select all that apply.a.Problem with routine tasksb.Confusion and memory lossc.Wandering, pacingd.Difficulty recognizing friends and familye.Disorientation, getting lost in familiar surroundings Melinda a 75-year-old Caucasian female was prescribed by her nurse practitioner Donepezil.Patient wanted to know which medication can interact with this medication. Which of thefollowing m...

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NR 508 TESTBANK PHARMACOLOGY Complete/ The dominant form of drug by primary care physicians continuesto be that provided by pharmaceuticalcompanies.ANS: DEven though most physicians claim to place little weight on drug advertisements,pharmaceutical representatives, and patient preference and state that they rely onacademic sources for drug information, a study showed that commercial rather thanscientific sources of drug information dominated their drug information materials.Younger physicians t...