Stat 125, WS2003
Sample Final Exam
Ries
1. A group of 200 people were classified as to whether or not they had received a flu
shot before last winter and as to whether or not they got the flu last win
Homework #1
1. Consider the test of H0: = 7. For each of the following, find the p-value of the test:
a. Ha: > 7, z = 1.20
b. Ha: < 7, z = - 1.20
c. Ha: 7, z = 1.20
2. For each and p-value pair, would
'0pr t.
r a continuous densityf. F01 any discrete dEHSiW-x) : PlX: x]: Edna-f2: (x) = 1
Densities can be given in a table or a flmction.
I x) 2 0
a Find probabilities ofevents, such as X: 1, X 3, or X
- (15 pOints total) A psychologist is studying learning in rats. The psycllOlOSist wants 0
determine the mean time required for rats to complete a maze. In the past, the times have
been normally dist
Statistics 2500 Exam #3 All sections
FS2017 / Form F1 November 13, 2017 100 points
Name: K% F/[ 3 Student#: Sect. ortime:
Circle the name of our Instructor:
Instructions
Material: Sections 6.1 6.5
Statistics 2500 Exam #2 All sections
F82017 / Form Fl October 16, 2017 100 points
Name: 8%! Fl /F3 Student #: Sect. or time:
Circle the name of your Instructor:
Ethan
Jain-
Washburn
Instructions
0 M
Statistics 2500 Exam #2 All sections
F82017 / Form F2 October 16, 2017 100 points
Name: H% Fa/F 1 Student #2 Sect. ortime:
Circle the name of our Instructor:
Ethan
Jain-
Washburn
Instructions
0 MA
Homework 4 - Solutions
1.
a) Prove that the function f : N N N defined as f (m, n) = 2m 3n is injective,
but not surjective. (You are not allowed to use the factorization of integers into
primes theor
Homework 3 - Solutions
1. Use induction, and not another method, to prove:
a) n3 n2 + 10,
n 3
n
n(n + 1)
b)
(1)k+1 k 2 = (1)n+1
,
2
n N
k=1
n
c) 5 4n 1 is a multiple of 16, for all n N
Solution. a) Th
Databases
Main Ideas
Importance of data
Elements of a database
Types of variables
Common summary
measures of data
1
1. Show me the data!
Importance of data to society and sciences
Standardized test
Test your understanding of databases
1.Patientsinamedicalstudyareaskedtheirage,theirheight,theirweight,andthe
medicinestheyaretaking.Intheterminologyofdatabases:
a.Whatarethepatientscalled?
b.Whatiswe
Practice using databases
Belowisasmalldatabasecontainingthepersonnumber(110),class(freshman,
sophomore,junior,senior),gender,finalexamscoreinstatistics,andapassfail
designation.
person #
1
2
3
4
5
6
7
2017 NEP 1340 Course Outline
T/TH: 3:30-4:45pm
DATE
TOPIC
CHAPTER IN BOOK
Tues Aug 22
Introduction
Class
Introduction/Overview
Thu Aug 24
Benefits of Physical Activity/Clickers
Chapter 1 (pg. 21-22)
T
Stat 2500 Exam #2 Review
October 11, 2017
Q1.
Suppose the probability of Danny buying lunch for all of his students once a week is 0.20. Suppose a
standard semester consists of 15 weeks.
1. What is th
Stat 2500 Exam #2 Review
October 11, 2017
Q1.
Suppose the probability of Danny buying lunch for all of his students once a week is 0.20. Suppose a
standard semester consists of 15 weeks.
1. What is th
Stat 7070 Sample Questions for Exam 3
1. An experiment was conducted to compare the mean time (in days) required to recover from a
common cold for persons given a daily dose of 4 milligrams (mg) of vi
SP13 Statistics 7070 Exam 1 Name: Z 2 g y
Instructions:
0 Carry at least 3 decimal places through all calculations.
0 Show all work. Clearly indicate your nal answer by putting a box or circle around
1
Statistics 7070
FS 2011
Final Exam
Solutions
Name:
ID#:
Instructions:
Carry at least 3 decimal places through all calculations.
Show all work. Clearly indicate your final answer by putting a box o
Stat 7070 SP 12 Exam 2 Page 1
F
Statistics 7070 Exam 2 Name: /
SP 2012 ID#:
Instructions:
0 Carry at least 3 decimal places through all calculations.
0 Show all work. Clearly indicate your final
Stat 7070 Sample Exam #2 Solutions
1) A well-known juice manufacturer claims that its citrus punch contains 15% real orange juice. A
random sample of 150 cans of the citrus punch is selected and analy
1
Stat 7070 Final Exam Name: [i E/
SP 2012 ID#
Directions
0 Clearly indicate your nal answer by placing a circle or box around it.
0 Show your work! Show the correct numbers plugged into the correct f
Weights of Discarded Garbage for One Week
Alyson Cook Grade 11
There are a few patterns in this list of different garbage thrown out for different
houses. One is we see that often in this list, exclud
Yard Waste Chapter 8
According to a Gallup survey, it is stated that two out of three American
homes are single-family detached dwelling with a yard. According to the results of
houses surveyed, 47 ou
STAT 3500 Fall 2017 Assignment 2
Due Tuesday September 12
50 points totalmoderate, or low Mach rating scores. For one portion of the study, the
researcher investigated the impact of both Mach score cl
STAT 3500 Assignment 5
Due Thursday October 12
1. (30 points total) For the following data, do all computations by hand.
x
y
8
1
5
3
4
6
6
3
2
7
5
2
3
5
a.
(10 points) Create a scatterplot of the data
EXAM 2 Review1 TY 2016
1. What is the effective annual yield of interest for a loan that has an 18% annual percentage
rate, compounded monthly?
(1 + (.18/12) 12 1 = .1956
19.56%
2. Republic Bank pays
Exam 2 Review2 TY 2016
1. What is the effective annual yield of a CD if the interest rate is 4.8% compounded
quarterly?
2. What is the effective annual yield after one year for an investment of $3,750