Chapter 11 Questions:
1. In regression analysis, we predict the value of Y from X based on a:
a. A mathematical equation
2. Which of the following denotes the slope or the regression coefficient for X
Chapter 7 Questions:
1. Retaining the null hypothesis assumes
There is no difference between population means
2. The larger the z-score
The greater the distance our mean difference is from zero
The mo
Chapter 8 Questions:
1. Rather than a series of t-tests, analysis of variance is used because
It holds Type I error at a constant level
2. To find a significant difference with an analysis of variance
HLTH 300
Test 2 Notes
February 22, 2013
IntroductiontoProbability
ProbabilityDefined
Probability:therelativelikelihoodofoccurrenceofanygivenoutcomeorevent
Formula
= #oftimestheoutcomeoreventcanoccu
Peers, Tobacco Advertising, and Secondhand
Smoke Exposure Influences Smoking Initiation
in Diverse Adolescents
(Voorhees et al, 2011)
Purpose:
Close friends smoking behavior associated w/ adolescents
Chapter 10 Questions:
1. When the points in a scatter plot cluster closely around the regression line, the
correlation can be said to be:
b. Strong
2. When respondents who score high on the SAT also t
111104475
Health 300
Homework Assignment #1
6.
a. content analysis and the IV is gender and the DV is the aggressiveness of the adjectives
used by the reporters to describe the game
b. experiment and
February 11, 2012
Health 300
Homework 3
questions:5,6,9,11,13,15,22and26.
Chapter 3:
5. C
6. B
9.
a. R
b. R
c. It is inappropriate to calculate a mean for this rating because the variables for this sa
Health 300
111104475
April 29, 2012
The research question is identifying whether the socioeconomic status is correlated with the
initiation of smoking among underage students in the Maryland community
MeasuresofCentralTendency21:37
MeasuresofCentralTendency
Average
Iftheaveragewomanisasize10,whatdoesthatreallymean?
AVERAGE
Howwouldthatbedetermined?
Whatistheaverageageincomingfreshman?
Whatistheav
Health 300 hw 2
February 7, 2012
Chapter 2
6. b
12.
a. 14.85%
b. 6.56%
c. proportion = .15
d. proportion = .07
e. Men are more likely to be left handed than women from these statistics.
15. There are