The data for this activity is from the scores in quizzes and exams of 15 randomly selected students in a particularundergraduate Statistics subject.Total Points505040606050StudentQuiz 1Quiz 2Quiz 31st TE2nd TEFinal TE384222383538B18248282619294424443230172210252623F485031554245232812272826H484130513333324126423126233923373634K283817402931414129533741M474933543940324022392629344018463629P3645335844381. Quizzes are usually given before a term examination. Test whether the result of the 1st Quiz is significantlydifferent from the ist Term Examination (whether they passed or failed). Consider a 50% passing grade. Usethe McNemar test.• Ho:.• Test statistic to use:• Reject Ho ifvs.H:Tail of the distribution: .STAT 2165_EXER4• Computation:Decision:Conclusion:

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A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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I need help with something regarding this problem. The National Sleep Foundation recommends that adults aged 18 to 64 get an average of 8 hours of sleep per night. A survey of sleep hours was taken during a Statistics class. The data is listed below: 4, 5, 5, 5, 5.5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 10, 10 Do we have enough evidence at the 0.05 significance level to say that statistics students tend to get less sleep than the recommended average of 8 hours per night? How would I get the degrees of freedom?
The following are 30 UAS scores for the UT Statistics Student PPD Course. 75 89 47 80 65 59 60 75 84 61 63 78 92 85 79 56 64 90 Present the data in graphical form as follows. a. Make a Boxplot diagram b. Make a Histogram 55 79 55 78 64 68 90 50 70 59 56 84
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A government agency computed the proportion of U.S. residents who lived in each of four geographic regions in a particular year. Then a simple random sample was drawn of 1000 people living in the United States in the current year. The following table presents the results. Region Past YearProportion ObservedCounts Northeast 0.171 150 Midwest 0.245 235 South 0.357 398 West 0.227 217 Send data to Excel Can you conclude that the proportions of people living in the various regions changed between the current year and the past year? Use the 0.05 level of significance and the P-value method with the TI-84 Plus calculator. What the P value?
A. P value= b. Is the p-value >,< a c. Accept, reject, or hypothesis
An instructor in a statistics course set a final exami- nation and also required the students to do a data analysis project. For a random sample of 10 students, the scores obtained are shown in the table. Find the sample correlation between the examination and proj- ect scores. Examination 81 62 74 78 93 69 72 83 90 84 Project 76 71 69 76 87 62 80 75 92 79
number 23 please :)
Please answer the questions for my Statistics homework problem by using the table of Quiz vs Lectures Pulse Rate
A certain statistics instructor participates in triathlons. The accompanying table lists times (in minutes and seconds) he recorded while riding a bicycle for five laps through each mile of a 3-mile loop. Use a 0.05 significance level to test the claim that it takes the same time to ride each of the miles. Does one of the miles appear to have a hill? LOADING... Click the icon to view the data table of the riding times. Question content area bottom Part 1 Determine the null and alternative hypotheses. H0: ▼ mu 1 greater than mu 2 greater than mu 3μ1>μ2>μ3 mu 1 not equals mu 2 not equals mu 3μ1≠μ2≠μ3 Exactly two of the population means are different from each other.Exactly two of the population means are different from each other. At least one of the three population means is different from the others.At least one of the three population means is different from the others. mu 1 equals mu 2 equals mu 3μ1=μ2=μ3 H1: ▼ mu 1 greater than mu 2…
Moving to another question will save this response. Question 5 Obtain the five-number summary for the given data. The test scores of 15 students are listed below. 42 45 50 53 57 61 67 68 75 76 85 87 90 94 95 O 42, 53, 71.5, 87, 95 42, 52.25, 71.5, 85.5, 95 O 42, 53, 68, 87, 95 O 42, 52.25, 68, 85.5, 95 A Moving to another question will save this response. earch F2 DII F3 F4 F5 PrtS 5 W
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The data for this activity is from the scores in quizzes and exams of 15 randomly selected students in a particular undergraduate Statistics subject. Total Polnts 50 50 40 60 60 50 Student Quiz 1 Quiz 2 Quiz 3 1st TE 2nd TE Final TE A 38 42 22 38 35 38 18 24 28 26 19