STA 296: Statistical Methods and Motivations
Lab 4: Due Friday, July 22
Student Worksheet
Submission: Upload and submit your completed lab on Canvas before 11:59 PM on
July 22, 2016. Make sure the doc
All Housing Units (AH)
All Occupied Units (AO)
Owner-Occupied Units (OO)
Renter-Occupied Units (RO)
Title
Data
Tables
Standard Error
Tables
Data
Tables
Standard Error
Tables
Data
Tables
Standard Error
Example Project
Cities: San Antonio, Tucson
Variable: proportion of occupied housing units that are owned
Based on data from the American Housing Survey, a hypothesis test is to be performed to see if
STA 296 Project Rutledge Spring 2016
Due Thursday, April 28
The main objective of this project is to conduct a hypothesis test based on data from the American Housing
Survey. A link to the relevant da
Pre-material
Skewed to the right=not on right as much
Mean is smaller than median when graph skewed to left
95% rule: 2 standard deviations away from mean
z-score: tells how many standard deviations t
Section 4.5 Hypothesis Testing via Confidence Intervals
Bootstrap Distribution
Randomization Distribution
Our best guess at the distribution of sample
statistics
Our best guess at the distribution of
Section 3.3 Bootstrap Confidence Intervals
Problem: In practice, only one sample is taken. So how do we obtain a sampling
distribution?
Solution: _ can be used to simulate a sampling distribution.
Gar
Section 2.6 Linear Regression
Example: evening temperature (y) vs. cricket chirps per minute (x)
A regression line is
A straight line that best fits the data in the scatterplot
The general form for th
Section 2.5 Scatterplots and Correlation
A scatterplot is
The graph of the relationship between two quantitative variables
Example: GPA (y) vs. Number of Hours Spent Studying Per Week (x)
Direction o
STA 296: Statistical Methods and Motivations
Week 9 Pre-Class Activities, Spring 2017
Submission: Upload and submit your solutions on Canvas before the deadline for your
section. Make sure the documen
Section 3.1 Sampling Distributions
From Chapter 1: _Statistical_ _Inference_ is the
process of drawing conclusions about the entire population based on
information in a sample.
A parameter is
A number
STA 296: Statistical Methods and Motivations
Week 10 Pre-Class Activities, Spring 2017
Submission: Upload and submit your solutions on Canvas before the deadline for your
section. Make sure the docume
STA 296: Statistical Methods and Motivations
Week 1 Pre-Class Activities, Spring 2017
Submission: Upload and submit your solutions on Canvas before the deadline for your
section. For this week, it is
Sta296
Section 3.2
Understanding and Interpreting Confidence Intervals
An Interval estimate gives a range of plausible values for a population parameter
One common form for an interval estimate is sta
Rob Fisher
STA 296
Project
Q1:
Q2: Is it categorical or quantitative: Quantitative
The explanatory variable: Speed
The response variable: Distance
Q3:
Where Bo is the estimate of intercept, and B1 is
Name
Ai, Sha
Allen, Stephen Ross
Alleyne-Jones, Malik J
Armstead, II, Michael Anthony
Arrastia, Carrie Frances
Asemota, Donatella
Bassey, Sharon-Praise Yakntoro
Blackwelder, Leane Daisy
Bosma, Stacy V
Section 6.3 & 6.6
Tests for a Single
Proportion and Single
Mean
Statistics: Unlocking the Power of Data
Lock5 1
Hypothesis Testing
Back in Chapter 4, we talked about calculating
p-values from randomiz