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
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
Score received: 100%
Disclaimer: I took great care and effort into writing each and every essay I have ever
submitted for this class. I expect you to do the same. I have uploaded these essays and
will continue to do so for the purposed of providing an exa
SOLUTIONS
STAT 1430 Recitation 6A Simpsons Paradox and Probability Rules
Mike and Tom are on a baseball team. They keep track of their batting statistics
for two seasons. They count the number of times they got a hit, and the number of
times they were at
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
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