Data
Type
Number of
Samples
Parameter
One Sample
Attribute
Data
Proportion
Conditions
Click For The Test Template
Large
Large Sample
Sample Size
Size
Small
Small Sample
Sample Size
Size
Two Samples
Mean
3. Multiple Proportions Chi Square Test
Variance
Kno
Template for a Confidence Interval:
Variable:_
Parameter:
_
Point Estimate:
_
Standard Error
_
Inference:
Estimation
Formula (Page Number)_
Formula
Substitution:
Conclusion: We are _% confident
CONFIDENCE
that the _
PARAMETER
_
DEPENDENT VARIABLE
falls in
Hypothesis Test Template
Problem/Design: As part of a process improvement project in a long-term acute care
hospital (LTACH), call light history was tracked for a period of two weeks. Data on the
time, room and problem were recorded. For this analysis, th
Hypothesis Testing Template
First, write down all of the numbers given in the problem. Second, figure out what statistic or parameter is associated
with each number. This will help you with the four steps of hypothesis testing.
x1 =
n1=
s1 =
1 =
1 =
n2=
x
As mentioned in the question,
= 50.27 (Average or say mean of the distribution+
= 12.41 (Standard deviation)
Now, we need to find % of students between 50.27 18.21
i.e. 50.27 1.5 (12.41)
i.e. mean 1.5
As per Chebyshevs Theorem,
100 * ( 1- (1/k2).
Here,
VERSION A - IS310 EXAM 3 (80 minutes) Open notes (Chapter 0 PPT with your own written
notes on it), 2 probability tables (standard normal and t-distribution) & calculator. No phone/laptop. I
will go around and check your open notes. PLEASE DO NOT use any
IS310 Summer 2016 - EXAM 3 75 minutes VERSION A (mark A on your scantron)
Open Chapter 0 PPT with your own hand-written notes on them. Probability tables
allowed. Calculator allowed. No laptop, no phone (even used as a calculator).
1.
2.
3.
4.
5.
6.
7.
NA
IS310 Fall 2015 Exam 2 Version A (75 minutes)
Chapter 0 PPT with your own hand-written notes on it. Chapter Reviews 3, 4 and 5.
Probability tables and calculator allowed. No laptop, no phone (even if used as calculator)
Name _KEYS_
(1 point deduction if n
IS310 - EXAM 3 Practice 2
1. Stratified random sampling is a method of selecting a sample in which
a. the sample is first divided into strata, and then random samples are taken from each
stratum
b. various strata are selected from the sample
c. the popula
IS310 Fall 2015 - EXAM 1 60 minutes VERSION B (mark B on your scantron)
Open Chapter 0 PPT with your own hand-written notes on it. Calculator allowed.
No laptop, no phone (even used as a calculator).
NAME _
1. PIN (personal identification) number is
a. No
Stat 50 (Exam 1 study-guide)
1. Determine whether the given value is a statistic or a parameter. Give a brief explanation. (Pg.21,
#5-11 odd)
1) Parameter: a numerical measurement describing some characteristic of a population.
2) Statistic: a numerical m
4. Probability
4-1 Review and Preview
*Rare Event Rule for Inferential Statistics: If under a given assumption, the probability of a
particular observed event is extremely small, we conclude that assumption is probably not
correct.
Ex ) p. 134
(The Geneti
3 4 Measures of Relative Standing and Boxplots
(1) Z-score (standardized value) : the number of standard deviations that a given
value x is above or below the mean. (We convert the values of the observations into a
standardized scale.)
For a sample :
For
Chapter 4 Review
A. Refer to the following table of data obtained from www.baseball-almanac.com showing
hit information for 4 well known baseball players.
NAME
Babe Ruth
Jackie Robinson
Ty Cobb
Hank Aaron
TOTAL
Kind of Hit
Single
Double
Triple
Home Run
TO
Chapter 1 -3 Review
Make sure you can
Identify population, sample, parameter, statistic, variable
and data (quantitative discrete, quantitative continuous,
qualitative) for a given scenario.
Identify the sampling method (convenience, stratified,
random,
Chapter 5 Review
A. Below is the probability distribution function for the number of television shows that
three-year olds watch per day, based upon a survey at a local pre-school.
X
0
1
2
3
4
P(X)
0.12
0.08
0.32
0.34
0.14
a. In words, define the random v
Stat 50 Elementary Statistics
Summer 2013
Instructor
Class Hours
Email
Ms. Sharon Bober
MTThF 10:45 am 2:20 pm
smbober@pasadena.edu
Office Hours By Appointment Only
Section
Room
Phone
4227
R108
626-585-3384
Office
R322-O
Prerequisites
Minimum grade of C i
Cm
Stat 50 - Exam 1 - Kristen
Show all Your work for full credit. Highlight your nal answer
(1 pt each)
Use common sense to determine whether the given event is impossible; possible, but very unlikely; or possible and
likely. W
1) Lori rolled three dic
Stat 50 - Exam 4 - Kristen
Show all your work for full credit. Highlight your nal answer
Use the given information to nd Pval . Also, use a 0.05, signicance level and state the conclusion about the
Mesh (reject the null hm fail to reject the null hypothes
/
Stat 50 Exam 3 - Kristen
Show all Your work £01- full credit. Highlight your nal answer
Nmemmmilnw
Provide an appropriate response.
1) Find the area of the shaded region. The graph depicts IQ SCOI'ES 0f aduus/ and those 1) _
scores are normally distri
I 0%
Stat 50 Exam 2 - Kristen ,
Find t icated probability. 1
die with 6 sides is rolled. What is the probability of rolling a number less than 5? ) 1) ,-
«. 7W x . x 45' y
s9 3 K
a, 2/ -i,Z.),b\/36 :1»: i
K 40 A) (0 3
Show all your work for full credit.
Stat 50 Quiz 1 Kristen
NamthQNNCQ Am
Determine whether the given value is from a discrete or continuous data set.
1) The height of 2-yearold maple tree is 28.3 ft.
Show all your work for full credit. Highlight your final answer
2) The temperature of a cup
1 NW $053» Stat 50 Quiz 5 Kristen
2 ts 0 Na,me _
Show all your work for full credit. Highlight your nal answer Q r
. a. 35 m; w tum "a f
Identify the null hypothesis, alteraiverhisgoghcegis, gstatistic Pvalue, conc usidn {Shout the null hglgaegisriki l N
(0
/
QM'L /o
Stat 50 % 3 Kristen
Namemmmw
Show all your work for full credit. Highlight your nal answer
Provide an appropriate response.
1) Find the indicated IQ score. The graph depicts IQ scores of adults, and those scores are 1) q
normally distribute
Math 210 - Final Exam - Practice Problems
Use the given degree of confidence and sample data to construct a confidence interval for the population mean . Assume
that the population has a normal distribution.
1) The principal randomly selected six students
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
B
C
D
B
A
B
B
B
D
D
A
A
B
A
A
D
B
C
D
C
C
C
A
A
D
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
C
C
D
D
C
C
B
B
D
D
C
B
A
B
C
B
A
A
A
B
C
B
C
D
D
Stat 210
Exam Three
_
Read these directions carefully. Take your time and check your work. You may choose exactly one of the multiple choice
problems to omit by writting "omit" for the answer. If you omit none, or more than one, tor one which is not multi
Stat 210
Exam One
_
Read these directions carefully. Take your time and check your work. Many students do not take enough time on the first
test. You may choose exactly one problem to omit by writting "omit" for the answer. If you omit none, or more than