Chapter 4  Practice Problems 1
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
Provide an appropriate response.
1) Compare the relative frequency formula for finding probabilities to the classical formula
for finding probabilities. How are the two formulas similar and how are they different?
What special requirements does the classical approach have?
1)
2) Sometimes probabilities derived by the relative frequency method differ from the
probabilities expected from classical probability methods. How does the law of large
numbers apply in this situation?
2)
3) On an exam on probability concepts, Sue had an answer of
13
8
for one problem. Explain
how she knew that this result was incorrect.
3)
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Express the indicated degree of likelihood as a probability value.
4)
ʺ
There is a 40% chance of rain tomorrow.
ʺ
A) 40
B) 0.60
C) 0.40
D) 4
4)
5)
ʺ
You have one chance in ten of winning the race.
ʺ
5)
Answer the question.
6) On a multiple choice test with four possible answers for each question, what is the probability of
answering a question correctly if you make a random guess?
6)
1
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Find the indicated probability.
This is the end of the preview.
Sign up
to
access the rest of the document.
 Spring '12
 mrA
 15 minutes, Prime number, Sue, 12 minutes, 36%

Click to edit the document details