Name:
Student ID:
Math 1011 Intro to Statistics
Spring 2011
Exam 1
Show all work. Answers without work will receive no credit. You may use any non-graphing
calculator. There are 8 questions worth 12 p
Name:
Math 1011 Intro to Statistics
Spring 2011
QUIZ 5 Condence Intervals
3/30/11
1. Gallup polled 3557 people last week and found 45% approve of the job President Obama is doing, 47%
disapprove, and
Name:
Math 1011 Intro to Statistics
Spring 2011
QUIZ 4 Probability Histograms
3/23/11
1. Consider the random variable tracking the number of heads in 4 ips of a fair coin. Draw a probability
histogram
Name:
Math 1011 Intro to Statistics
Spring 2011
QUIZ 3 Probability
2/16/11
1. An urn contains 3 red balls, 2 blue balls, and 5 green balls.
(a) A ball is pulled out of the urn.
(i) What is the probabi
Name:
Math 1011 Intro to Statistics
Spring 2011
QUIZ 2 Normal Distribution
1/31/11
1. Suppose a set of test scores are well approximated by a normal distribution with mean = 54 and
standard deviation
Name:
Math 1011 Intro to Statistics
Spring 2011
QUIZ 1 Histograms
1/24/11
1. In a recent football game, one team (we will call them the Packers) ran 57 plays, and the other (call
them the Bears) ran 6
Name:
Student ID:
Math 1011 Intro to Statistics
Spring 2011
Final Exam
Show all work. Answers without work will receive no credit. You may use any non-graphing
calculator. There are 12 questions worth
Name:
Student ID:
Math 1011 Intro to Statistics
Spring 2011
Exam 3
Show all work. Answers without work will receive no credit. You may use any non-graphing
calculator. There are 7 questions worth 14 p
Name:
Student ID:
Math 1011 Intro to Statistics
Spring 2011
Exam 2
Show all work. Answers without work will receive no credit. You may use any non-graphing
calculator. There are 7 questions worth 14 p
Name:
Math 1011 Intro to Statistics
Spring 2011
QUIZ 6 p-Values
4/14/11
1. You are to run an experiment to determine if your coin is fair or not. Flip it 20 times and record the
results:
Trial
1 2 3 4