Contingency Tables and Conditional Probability: Homework and Passing a CourseA teacher categorized students by whether they regularly completed their homework (or not) and whether they passedthe course (or not). The data are in the table below.Completed Homework Did not Complete HomeworkTotalPassed the Course23831Did not Pass the Course41418Total272249A student from the class is randomly selected. Determine the following probabilites. Enter your results as percentsrounded to two decimal places.What is the probability a student passed the course given that they completed their homework?%What is the probability a student passed the course given that they didn't complete their homework?%What is the probability a student completed their homework given that they passed the course?%What is the probability a student didn't complete their homework given that they didn't pass the course?%

Given that Completed homework Did not Completed homework Total Passed the course 23 8 31…

Answered: A teacher categorized students by…

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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Students on a campus of a college in Wisconsin were asked about their age. The results of this survey are recorded in the table below. Student ages Frequency 17-26 11 27-36 24 37-46 49 57 and over 41 (a) What is the relative frequency for the age group 17-26? (Write your answer IN PERCENTAGE FORM. Round to at least 1 decimal place. Do not include the % symbol in your answer.) Answer: % (b) What is the relative frequency for the the age group 37-46? (Write your answer IN PERCENTAGE FORM. Round to at least 1 decimal place. Do not include the % symbol in your answer.)) Answer: %
Fill in the missing value so that the following table represents a probability distribution. 35 45 55 65 75 P(x) 0.05 0.15 0.15 0.15
Use the data in the following table, which lists survey results from undergraduate school students. Assume that subjects are randomly selected from those included in the table. If one of the students is randomly selected, find the probability that the selected student took online courses and took in-person courses. Round three decimal places. Student Took Online Courses Yes Student took in-person courses 2800 Student have not taken in- 4460 person courses 0.748 354 0.345 O 285 No 720 140
HOTSPOT LABEL The times (in seconds) of 8 runners for the 100-yard dash are recorded and used to determine the following calculations. Mean: 11.8 Median: 12.2 CO Mode: 12.5 Range: 3.2 The timekeeper had difficulties with the stopwatch and did not start the time until the runners had been running for 1.5 seconds. What would these calcula- tions be if this 1.5 seconds were added to each runner's 100-yard dash time? . Press each hotspot. Label the corresponding number below with the requested value. ▶ C «» Press to hear a reminder or hint for this problem. IQR: 2.4 100 All Charge
Please answer this statistics question as soon as possible. Thank you!
The data set shows the GDP per people in 24 countries, along with the proportion of person that have a linkedin social media account. A. the covariance is ___ percentage dollars. be careful of the units. round to the nearest integer. B. r= ___ c. Choose the correct answer below. A. There is no clear relationship between the GDP and LinkedIn accounts. B. There is a strong positive relationship between the GDP and LinkedIn accounts. C. There is a weak positive relationship between the GDP and LinkedIn accounts. D. There is a strong negative relationship between the GDP and LinkedIn accounts. GDP (PPP) Social Media Usage (%) 6,905 89 17,863 87 5,114 86 9,989 86 6,121 83 6,593 83 13,899 81 4,013 83 16,146 75 4,696 79 16,470 76 19,857 72 18,155 71 3,501 74 19,526 75 8,007 76 4,033 73 13,651 69 16,990 68 6,642 70 6,447 70 6,434 68 13,052 64 10,874 47
Answer Part C only.
Which of the following predictions can be calculated using a geometric distribution? a. the number of expeditions that will reach the top of Mount Everest this year b. the number of trucks a weigh station will inspect before finding one that is overloaded C. both of the above d. neither of the above 31 SAMSUNG DIl 9% & 5 6 7 8. y
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The following table represents the five number summary for a given data. From the table the range of the middle 50% of the data is Min Q1 Median Q3 Max 21 45 60 87 102 Select one: O 17 O 23 O 42 26
What is the mode? Answer as an INTEGER. If necessary, round to the nearest integer. If it is not applicable or not available, type “na” instead.
find mean if n is 5 and p is 0.2

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