Week 4 homework
Section 6.1 - numbers 8, 12, 16, 20a, c-e,
8. Determine whether the random variable is discrete or continuous. In each case, state the
possible values of the random variable.
a. The number of defects in
Week 5 homework
Please complete the Assess Your Understanding problems from Chapter 9 listed below.
Section 9.1 - numbers 36a and b, 22
36. Credit-Card Debt A school administrator is concerned about the amount of cred
Week 6 homework
Section 10.1 - numbers 18, 2, 35 a-c
18. In Problems 1522, (a) determine the null and alternative hypotheses, (b) explain what it
would mean to make a Type I error, and (c) explain what it would mean t
Someone tells you something and you need to decide if you should believe him or her. Are you more
likely to be worried about committing a Type I error or a Type II error?
A type I error (or error of the first kind) is the incorrect rejection of a true nul
Population vs Sample
The main difference between a population and sample has to do with how observations are
assigned to the data set.
A population includes all of the elements from a set of data such as collection of people, items, or
events about which
Week 3 Homework
Section 5.1 - numbers 12, 34a and b, 40, 48
12. Only the numbers or 1.5 from the list would be possible probabilities
34. More Genetics in Problem 33, we learned that for some diseases, such as sickle-ce
(3a) According to your textbook, probability is defined as a measure of the likelihood of a random
phenomenon or a chance behavior. Based on your life experiences and the assigned learning activities,
respond to all of the following prompts:
Provide an ex