Homework 3 due 2/14 during lab
Required problems:
Ch. 7: 17, 20, 23
Ch. 8: 12 (only report the p-values found in Table A), 15
Problem 5: Let X be a continuous random variable with the following pdf: f(x)=(2/3)*(2-x) for
0x1 and f(x)=0 otherwise. Answer th
1. The babies born in singleton births in the U.S. have birth weights that are
approximately normally distributed with mean 3.339 kg and standard deviation 0.573 kg.
(a) What is the probability of a baby being born weighing less than 3.5 kg?
(b) What is t
1. My neighbors believe that their cat, Tootsie, is left-pawed. To test whether Tootsie actually has
a preference for his left paw over his right paw, we dangled a ribbon in his face and recorded
which paw he used to bat at it. We did this 10 times, and h
Exam 1 Review
Lecture 1:
(a) Population vs. sample; parameter vs. statistic
(b) Variables: categorical (nominal vs. ordinal) vs. quantitative
(discrete vs. continuous)
(c) Displaying data: bar graphs, histograms, scatterplots,
boxplots
Lecture 2:
(a) Comp
Homework 5 due 3/28 during lab
Required problems:
1. We are interested in estimating the mean number of goals scored per game by all forwards in
Major League Soccer. To do this, we have collected a random sample of 50 forwards and
computed their mean numb
Exam 3 Review
Lecture 15:
1. Confidence interval for the population variance and
population standard deviation.
Lecture 16 and Lecture 16 Addition:
1. Confidence interval for the difference in population means
for independent samples when 1=2 (using poole
1) Measurements of the distance between canine tooth and last molar for 35 wolf upper jaws
were made by a researcher. He found that the standard deviation of these distances was
0.33cm.
a) Construct a 95% confidence interval for the population variance.
b
Syllabus for STAT 2480: Statistics for the Life Sciences
Instructor: Dr. Sebastian Kurtek
Office: 440H Cockins Hall
Office Hours: R 9AM-10AM, F 9:00AM-10:00AM, other times by appointment
E-mail: [email protected]
Lecture Location: Knowlton Hall 250
Le