Stat 3011
Fall 2015
Exam 1 (B)
Time Limit: 120 Minutes
Name (Print):
Student ID:
Instructions:
Do not begin or turn this page until you are instructed to.
Enter all requested information on the top and bottom of this page, and put your initials on
the t

STAT 3011 Practical Assignment Part 3: Sample Submission
Group Members: Dootika Vats
Introduction
For the STAT 3011 project, I was interested in answering the question Between men and women, who
spends more money on haircuts? I came up with this idea whil

STAT 3011
Homework 1 Solutions
Fall 2016
Chapters covered: 1, 2, 4
1.19 People choose to participate instead of being randomly chosen to participate. The feelings of
those who choose to participate usually are not representative of the general population

Population proportion
p
(sample proportion)
! =
Point estimate
Mean and
Standard error of
the
Point estimate
Sampling
distribution
Normal
approximation
If there at least 15 expected successes
and 15 expec

Stat 3011
Fall 2015
Exam 1 (B)
Time Limit: 120 Minutes
Name (Print):
Solution
Student ID:
Solution
Instructions:
Do not begin or turn this page until you are instructed to.
Enter all requested information on the top and bottom of this page, and put your

Homework 8
Stats 3011
1.
2.
3.
4.
5.
p
p
1
p2 )> 0
(
Two population proportion z-test.
( 1 p2 )=0, H a :
H 0 :
p
p
1
p 2)0
(
Two population proportion z-test
( 1 p2 )=0, H a :
H0 :
( 12 )<0
Two population mean t-test
( 12 )=0, H a :
H 0 :
One sample prop

Assignment 7
Stats 3011
Hypothesis test problems:
1. Name of statistical test: one sample z-test population proportion.
Parameter being tested: H 0= p :11.4 H a= p>11.
2. Name of statistical test: one sample T-test for the population mean.
Parameter being

Chapter 15
Neurocognitive Disorders
Perspectives:
Neurocognitive Disorders are developed later in life in contrast with intellectual and specific
learning disorders, which are believed to be present from birth.
DSM
Early DSM piled neurocognitive disorder

Assignment 9
STATS 3011
Textbook problems:
14.2- satisfaction with banking
a)
1= interacting with teller
2= using ATMs
at the bank
3= using the banks
internet banking service
null hypotheses: H 0 : 1=2=3 ,
Alternative hypotheses , H a : at least two of th