Please answer the question on the photo. pusleryA researcher studied the effect of drinking alcohol on the abilityto play darts. Half of the participants drank a pint of beer, whilethe other half drank a pint of water. All participants throw threedarts at a dartboard and have the score recorded. What is thedependent variable?amount of alcohol drankthree dart scoredartboardparticipants< PreviousNext

Introduction The dependent variables are those variables which gets affected by the values of the…

Answered: A researcher studied the effect of…

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 7PPS

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Ten out of every 32 people surveyed play among use. What percent of people surveyed play among use
A medical researcher wishes to determine if there is a relationship between the number of prescriptions written by pediatricians and the ages of the children for whom the prescriptions are written. She surveys all the pediatricians in a geographical region to collect her data. What is the response variable? CPOO OA. Number of children for whom prescriptions were written OB. Age of the children for whom prescriptions were written OC. Number of prescriptions written OD. Pediatricians surveyed
A drug company claims that an allergy medication causes headaches in 5% of those who take it.A medical researcher believes that more than 5% of those who take the drug actually get headaches. Identify the population(s): All individuals who take the medication. The proportion of those who take the drug who get a headache. What is the variable being examined for individuals in the population(s)? Whether or not an individual who does not take the drug gets a headache. Whether or not an individual takes the correct dosage of the drug. Whether or not an individual who takes the drug gets a headache. Is it categorical or quantitative? [Proportions are Categorical. Mean values are Quantitative.] Categorical Quantitative Identify the parameter(s): The proportion of those who take the drug who get a headache. The mean amount of medication taken. The number individuals who take the medication. What kind of hypotheisis test is this? 1 population mean 2 population means 2…
Aspirin prevents blood from clotting and helps prevent strokes. The Second European Stroke Prevention Study asked whether adding another anticlotting drug named dipyridamole would make a difference for patients who had already had a stroke. Here are the data on strokes during the two years of the study: Aspirin alone Apsirin & Dipyridamole Number of Patients This test is two-t led. What is the test statistic? -2.700 200 = V 200 Is there a significant difference in the proportion of strokes in the two groups? Test at a = 0.05. Round your answers to three decimal places, and round any interim calculations to four decimal places. #v Fill in the hypotheses below where p₁ denotes the proportion of patients in the aspirin group who suffered a stroke and på denotes the proportion of patients in the aspirin & dipyridamole group who suffered a stroke. Ho: P₁ Ha: P₁ Number of Strokes P₂ 60 P₂ 86 Using your answer from the previous question, find the p-value. ▼ Part 2 of 4 Part 3 of 4

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