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Kregel Brian

on 31 October 2013

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Transcript of Dance-NOT FINAL

Emma Carlson
Mbill Khan
Brian Kregel
Dong Le
Linda Nguyen
HongDuyen Pham
Sparking Activity
Blocking & Blinding
People who already know how to dance may have a higher starting fitness level
People who enjoy dancing more will work harder than others in the study
Lurking Variables: diet, participation in a physical activity, etc.
Explanatory Variable: style of dance
Response Variable: fitness level
Potential Issues
Type: Prospective study
Purpose: To determine which style of dance best improves fitness level
How far forward: one year
Observational Study
Purpose: To determine preferred dance style by high school students
Technique: Stratified random sampling
Population: Teenagers attending American high schools
Sampling Frame: Parkview High School
Sample Size: 50 students from each grade level (9th, 10th, 11th, and 12th)
1. On a scale of 1-10, how much do you enjoy dancing?
2. During what occasions, do you dance?
3. Which type of dance do you prefer most? (Check one)
Cupid Shuffle
Oh Kill Em

Survey Questions
Students don't like to dance
Students don't know all the different styles of dance
Not all of the styles of dance are included
Potential Biases
Purpose: To determine which style of dancing involves the most energy
Length of study: 1 Week
Explanatory Variable: style of dancing
Response Variable: heart rate
Experimental Study
Group for each style of dance
Twerking: Boys/Girls
Salsa: Boy/Girls
Dougie: Boys/Girls
Jerk: Boys/Girls
Cupid Shuffle: Boys/Girls
Oh Kill 'Em: Boy/Girls
Treatment Groups
Controlled Variability:
length of time person dances
consistent heart rate
Control Group: none
Placebo: none
Randomly select 10 subjects for each type of dance style
Randomization & Replication
Blocking: block by gender (male and female)
Blinding: no blinding
Lurking Variables: diet, participation in a physical activity
Some subjects might place more effort in dancing
Potential Issues
Full transcript