Problem 1
Suppose we roll a 6 sided dice once and would like to know the following:
1
1
1
3
A) ( < 4) = 6 + 6 + 6 = 6
There are 3 numbers less than 4. We could land on any of them (i.e. 1, 2, 3) . The
Introductory Statistics
Probability Introduction
Every Event in our physical universe has an outcome. The events with known results are defined as
Deterministic. Examples of deterministic events, subj
Problem 1
Suppose we roll a 6 sided dice once and would like to know the following:
A)
P ( number< 4 )
B)
P ( number is odd )
C)
P ( number 5 )
D)
P ( number 5 )
Problem 2
Suppose we have a bag of M&M
STA 2023
Data Analysis Laboratory
Sample Average (Mean) X
Standard Deviation X
First Quartile X
Third Quartile X
IQR X
Max X
Min X
Range X
Median
Sample Average (Mean) Y
Standard Deviation Y
First Qua
STA2023
Lab 1
Name(s): Khalid Snowden
The following lab is to give you a chance to generate your own graphs and statistics using software.
Paste your graphs and statistics on this word document, use t
Summary statistics:
Column
BWT
n
Mean Std. Med Ran Mi Max Q1 Q3 IQ
dev ian ge
n
R
.
189 2944. 729. 297 428 709 499 24 34 10
6561 022
7
1
0
14 75 61
42
Summary statistics:
STA2023
Lab 1
Name(s):
Madison Parker
The following lab is to give you a chance to generate your own graphs and statistics using software.
Paste your graphs and statistics on this word document, use t
Additional Help for Finding Probabilities Using a Venn Diagram
Note: Be sure you know when you can use a Venn diagram to calculate a probability. You can not use the Venn diagrams
discussed in this co
Probability Theory Worksheet 2 Key
Solve the problems below using your knowledge of probability. Write fractions in lowest terms.
1. What is the probability of choosing an ace from a standard deck of
Probability Theory Worksheet 1 Key
Solve the problems below using your knowledge of probability. Write fractions in lowest terms.
4
52
1. What is the probability of choosing a king from a standard dec
STA 2023 - Statistics 1 o ’ TEST 4 Name:
Show all of your work clearly in the space provided for full credit. You may use calculators on this exam. When
appropriate, answer questions using complete se
Exam
Name_
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Classify the variable as categorical or quantitative.
1) A person's height in feet
A)
Exam Answer Key
1) B
2) F
3)
4)
Key:
7
= 72%
5) B
6) H
7) C
8) K
9) A
10) J
11) E
12) G
13) D
14) J
15) A
16) G
17)
There is a strong, positive, linear association between the year and the first class
STA 2023 Lab Worksheet #1
Name: _
SFCC ID#: _
For this Lab, you will need to access a computer program called Minitab. There
are a few ways you can do so there are computers with Minitab installed in
Statistical Tasks Using the TI-83 or TI-84 Calculator
To find the mean, standard deviation, median, quartiles, etc. from a single
data set:
1. Enter the data into the calculator: Press STAT, then choo
Statistical Tasks Using the TI-83 or TI-84 Calculator
To find the probability of getting a certain number of successes in the
Binomial model:
1. On the calculator, press 2ND, then VARS, and choose 0:
Statistical Tasks Using the TI-83 or TI-84 Calculator
To find the percentage of an area in the normal distribution, given one or two
cutoffs:
1. Draw a picture of the normal distribution, including th
Some Topics on Exam 2
Reading scatterplots; identifying form, direction, strength, and outliers (Ch. 6)
Correlation is a measure of the strength of a linear relationship; 1 < r < 1 (Ch 6)
Knowing the
Starter #6 (09-22-2015)
Medical researchers have conducted a study
where they collected data on 650 high blood
pressure patients. They measured each persons
systolic blood pressure as well as the numb
Some Topics on Exam 1
Identify cases and variables in a data situation (Chapter 1)
Think about details of data, including who is asking about the data, what data is
being collected from each case, why
Starter #7 (09-29-2015)
Suppose the following scatterplot shows
data collected in 2002 on the distance
college students without a cell phone were
away from home, and how much they spent
on long distan
Starter #8 (10-01-2015)
Marketing researchers are trying to predict how
many units of a product will sell based on the
price the product might be sold at (in dollars).
From their original test market
Starter #5 (09-15-2014)
Suppose that fully grown beetles of a
particular species have lengths that have
a mean of 4.2 cm and a standard
deviation of 0.5 cm. A coexisting species
of caterpillars, when
Starter #2 (09/01/2015)
Suppose a survey of 150 adults from around
the U.S. asked them whether or not they
drank soda on a regular basis, and also asked
them whether or not they eat breakfast in the
m
Starter #4 (09/08/2015)
A survey of 13 Alachua county
households asked how many times in the
past year the head of the household went
to a movie theater to watch a movie. The
data collected is shown b
Starter #3 (09/03/2015)
Suppose that the chart shown below was
made for you by your colleagues and you
will be using it as part of your presentation:
Identify two issues with the graph that you
will w
TAKE HOME EXAM: Students may work with each other, but are NOT to get help from other people.
STA 2023 Exam #3
Name: _
SFCC ID#: _
1. This is a TAKE HOME EXAM. You may use your notes, book, and work w
Some Topics on Exam 3
Identifying whether a study is observational or experimental (Chapter 11)
Knowing the principles of experimental design and how they are executed in
experimental studies (Chapter
Starter #1 (08-27-2015)
Data is regularly collected on collegiate
student-athletes in Florida. One study,
conducted each year by the state in the
spring semester, records the athletes
college, sport p
Sample Free Response Questions for Exam 3
1. A popular game at many carnivals is the Test Your Strength game, in which the
objective is to strike a pad as hard as possible with a big mallet in hopes o