Mat201-Mod1-Case Assign1

Topics: Blood, Hypertension, Answer Pages: 4 (946 words) Published: July 9, 2013
TRIDENT UNIVERSITY
CHARISSA S. WILLIAMS
MODULE 1/CASE ASSIGNMENT 1
MAT201 BASIC STATISTICS/CASE 1
DR. WALTER MAKOVOS
FEB 20, 2013

          

Module 1 - Case
Introduction to Probability
    
Solve the following problems showing your work:
1. In a poll, respondents were asked whether they had ever been in a car accident.  177 respondents indicated that they had been in a car accident and  107 respondents said that they had not been in a car accident. If one of these respondents is randomly selected, what is the probability of getting someone who has been in a car accident?  2. The data set represents the income levels of the members of a country club. Find the probability that a randomly selected member earns at least  $102,000          INCOME (Thousands of dollars)

   108  128   82  138   85  108  88   76  158  208     79   98  148  85  128  118  88  168  73  118                 3. In a certain class of students, there are  13 boys from Wilmette,  3 girls from Kenilworth,  11 girls from Wilmette,  6 boys from Glencoe,  5 boys from Kenilworth and  6 girls from Glencoe.  If the teacher calls upon a student to answer a question, what is the probability that the student will be from Kenilworth?          4. Find the probability of correctly answering the first  2 questions on a multiple choice test if random guesses are made and each question has  4 possible answers.                5. Of  1906 people who came into a blood bank to give blood,  300 people had high blood pressure. Estimate the probability that the next person who comes in to give blood will have high blood pressure.   Submit your work to CourseNet by the module due date, if you are having difficulty please contact your professor. Case assignment expectations:

Use information from the modular background readings as well as any good quality resource you can find. Please cite all sources and provide a reference list at the end of your paper. The following items will be assessed in...

References: Interactive Tutorial on Probability, Retrieved Feb 20th, 2013,
at: http://www.cimt.plymouth.ac.uk/projects/mepres/book7/bk7i21/bk7_21i1.htm
Introduction to Probability, Retrieved Feb 20th, 2013, at:  http://davidmlane.com/hyperstat/probability.html
Page on Simple, Conditional & Joint Probability, Retrieved Feb 20th, 2013,
at:  http://sci.tamucc.edu/~eyoung/1351/simple_cond_joint.html
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