ST 201D: Activity 5
Submit only pages from this section. Show all work.
50 Points
Name: Koryn Murphy
Q1. (4 points) Perform a hypothesis for the null and alternative hypotheses:
H 0 : =5
H a : < 5
The following is the sample information.
x =4.5 s=1.2n=16
Find the indicated confidence interval. Assume the standard error comes from a bootstrap distribution that is approximately normally distributed.
A 95% condence interval for a mean P If the sample has n = 60 with 7 = 63 and 5 = 13 , and the standard error
Mount Hood Community College
MTH 243 Probability and Statistics I
Cassie Williams
Summer 2016
Graded Problem Set 2
Please use a different color, such as blue, in the text of your responses.
Life Expectancy Part 2 Refer to the Data Set All Countries. (Data
Announcements
Turn your clicker to channel 7
Chapter 8-9 online Canvas Quiz due tonight
Chapter 9 written assignment due this week in recitation
Classic Probability Rules
Probability Terminology
Trial - A single attempt at a probability experiment
Exa
Announcements
Turn your clicker to channel 7
Starting Probability today
Chapter 8-9 quiz due Monday
Other types of experimental designs:
Block Design: Matched pairs
A matched-pairs design is a randomized blocked experiment in which
each block consists
AP Statistics Midterm Practice Problems 2
Name: _
Yates, Moore and Starnes, The Practice of Statistics 3rd Edition, Platinum Resource Binder, W. H. Freeman and Company, New York: 2008.
CHAPTER 9: SAMPLING DISTRIBUTIONS
CHAPTER 9: SAMPLING DISTRIBUTIONS CO
Statistics 251 Dr. Uebersax
15 1- and 2-Tailed Tests & Confidence Interval of a Proportion
1. Old Homework
Which of the following are true? If false, explain briefly.
a) A very high p-value is strong evidence that the null hypothesis is false.
b) A very l
One Sample Z test: Statistical Madlib
Come up with the answers to each in the list. Play on your own or with a friend.
When youre done filling out the list plug in the following things to the scenario on
the next page.
1.
Topic
Name
2.
Adjective
3.
Name
4
Part II: ST 201 Activity 2
Scan and Submit only pages from this section.
50 Points
Name: Koryn Murphy
Use this information to answer questions Q1-Q5.
The following is the roster for a small upper-division business class at a university. The course is
know
ST 201D: Activity 4
Submit only pages from this section. Show all work.
40 Points
Name: Koryn Murphy
Q1. (12 points) A university gives every student an entrance exam at the beginning of their freshman year. The
exam includes general knowledge questions a
Mount Hood Community College
MTH 243 Probability and Statistics I
Cassie Williams
Summer 2016
Graded Problem Set 4
Please use a different color, such as blue, in the text of your responses.
1. 1. Womens Heights
Assume that Womens heights are normally dist