SOC 1167, Summer II
Name:_
Assignment #5
Total points: _ (out of 5)
1. The following scores were earned by ten students taking a final exam. For the entire class, the
exam scores were normally distrib
SOC 1167, Summer II
Name:_
Assignment #4
Total points: _ (out of 5)
1. The following are student scores (points earned) on a final exam:
66, 98, 75, 83, 92, 94, 78, 87, 88, 95, 96, 75, 93, 82, 100
Fin
8.16
There is a correlation as the difference of the sample mean of .515 and T-statistic of .57 lies in
between the 95% confidence interval of (-1.308, 2.338)
11.15
a. MATH2011 = -97.413872 + 1.1881835 MATH2001
b. y = -97.414 + 1.188x
c. Since the math test gets harder over the years, it is practical to say if a person scores 0 on
a Math test in 2001 that s
Anthony Brusco
Excel Problems
2.24 a.
b. About 72%. I used the Stem and Leaf Plot since it shows all the numbers and not just a range
c. I used the Stem and Leaf Plot since again the Stem and Leaf Plo
Anthony Brusco
Professor Carides
Stastics 2101
25 January 2016
The following statistical statement I have found is based on the topic of Daily Fantasy
Sports changing the definition of what gambling i
6.12.
a. (66.350, 69.160)
b. My result does agree with the handout as the handout is only a little different with it
rounding the numbers to 3 decimal places
c. There is 90% confidence that the sample
Welcome Students!
MyMathLab is an interactive website where you can:
Self-test & work through practice exercises with step-by-step help to improve your math skills.
Study more efficiently with a per
Probability Formula Sheet
Probability Formulas
Conditional Probability
P( A | B)
P ( A _ and _ B )
P(B)
Independent Events
P ( A | B ) P ( A)
Complement Rule
P ( A ) 1 P ( A)
Multiplication Rule for
Stat 2103
Prof Hopson
Exam 2 Please show ALL work for credit.
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Moving Beyond Linearity
The truth is never linear!
1 / 23
Moving Beyond Linearity
The truth is never linear!
Or almost never!
1 / 23
Moving Beyond Linearity
The truth is never linear!
Or almost never!
BIOSTATISTICS PUBLIC HEALTH 5002
Fall 2016
Quiz 5
Instructions: Each question is worth 2 point. There is no penalty for guessing, therefore do not
leave blanks on the EXCEL answer sheet. A blank will
Final Exam Solutions
1. (8) Write the best answer below the question for the following multiple choice
questions. No explanation necessary.
(1) Ten tidal pools of the same size were found in a certain
BIOSTATISTICS PUBLIC HEALTH 5002
Fall 2016
Quiz 4
Instructions: Each question is worth 2 point. There is no penalty for guessing, therefore do not
leave blanks on the EXCEL answer sheet. A blank will
BIOSTATISTICS PUBLIC HEALTH 5002
Fall 2016
Quiz 1
Instructions: Each question is worth 2 point. There is no penalty for guessing, therefore do
not leave blanks on the EXCEL answer sheet. A blank will
BIOSTATISTICS PUBLIC HEALTH 5002
Fall 2016
Quiz 3
Instructions: Each question is worth 2 point. There is no penalty for guessing, therefore do not
leave blanks on the EXCEL answer sheet. A blank will
BIOSTATISTICS PUBLIC HEALTH 5002
Fall 2016
Quiz 2
Instructions: Each question is worth 2 point. There is no penalty for guessing, therefore do
not leave blanks on the EXCEL answer sheet. A blank will
7.5 Test of Hypothesis about a Population Mean :
Students t-Statistic
This section deals with the case when the sample size is small and is not known.
We will be assuming that the population is normal
Sample Exam #1
Elementary Statistics
Instructions. No books, notes, or calculators are allowed.
1. Some variables that were recorded while studying diets of sharks are given below.
Which of the variab
STAT 350 Practice Final Exam Solution (Spring 2015)
PART 1: Multiple Choice Questions:
1) A study was conducted to compare five different training programs for improving
endurance. Forty subjects were
AP Statistics
Chapter 11-12 Review
1. In formulating hypotheses for a statistical test of
significance, the null hypothesis is often
A. a statement of no effect or no difference.
B. the probability of
Stat 2512, Fall 2016
Intermediate Statistics
Basic Information:
Instructor: Yuexiao Dong
Oce: Speakman Hall 348
Telephone: (215) 204-0670
E-mail: [email protected] (Please put Stat2512 into the subject
Stat 2512, Midterm Sample Exam 3
1. (5 points) The moment generating function of X is
1
MX (t) = (2 + et + e2t );
4
the moment generating function of Y is
1
MY (t) = (et + e2t + e3t );
3
X and Y are i