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2016 Rice Universit
In a factorial design, there are two or
more experimental factors, each with
a given number of levels.
Observations are made for each
combination of the levels of each
factor (see example)
a. Dependent Variable: Percent of Population Black: 2008
b. All requested variables entered.
Std. Error of
a. Predictors: (Constant), Personal Bankruptcy Rate per 100,000: 2009, Homeownership Rate: 2008, Divorce
Rate per 1,000 Pop.: 2008
BOSTON UNIVERSITY SCHOOL OF MANAGEMENT
Sign up your team on SMGTools by Thursday Feb 16
Part I due Friday February 24 6 p.m. Room 520F
Part II due Monday March 26 6 p.m. Room 520F
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You work for a
The excel formula
Age of respondent
The sign of
Education level of
Number of hours
SM 221 Practice Questions for Exam #1
1. A city has variable weather during the fall. It rains on 20% of the days. Also. its
cold on 25% of the days. Assume rainfall and whether its cold are independent.
What is the probability that a given day will be ei
Review Problems Exam #2
1. The time it takes to drive from BU to Newton Centre on a weekday morning is
normally distributed with a mean, = 24 minutes and a standard deviation, = 8
minutes. What proportion of the drive times will be under 34 minutes?
More Review Problems Exam #2
1. Suppose we have a population with mean of 10 and standard deviation of 2. If
we randomly sample n = 64, what is the probability that sample mean, x-bar,
exceeds 11? (Excel Command)
2. Using the same information from problem
STATISTICALAND ECONOMICDECISION MAKING
Introduce basicconcepts and techniques inprobability and statisticswhich:
CHOOSING A MIXED
esearch designs are procedures for collecting, analyzing, interpreting,
and reporting data in research studies. They represent different models for doi