STA4321icexam1 - STA 4321/5325 Fall 2009 Exam 1 Full Name:...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
STA 4321/5325 Fall 2009 Exam 1 Full Name: On my honor, I have neither given nor received unauthorized aid on this examination. Signature: This is a 50 minute exam. There are 4 problems, worth a total of 40 points. Remember to show your work. Answers lacking adequate justi±cation may not receive full credit. You may use one letter-sized sheet (the same size as the lecture notes) of your own notes and a pocket calculator. (You are not required to bring a calculator | you may leave your answers in a form from which the numerical answer could be immediately calculated.) You may not use any books, other references, or text-capable electronic devices. 1. Consider an experiment which consists of tossing a fair coin 5 times. (a) What is the total number of possible outcomes of this experiment? Are these outcomes equally likely? [2 pts] (b) De±ne the events A = f There are at least 4 heads g B = f There are no heads g Find P ( A ) and P ( B ). [4 pts] (c) Are A and B mutually exclusive events? Are they independent? Explain your
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 2

STA4321icexam1 - STA 4321/5325 Fall 2009 Exam 1 Full Name:...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online