BIOL/STATS 2244A: Assignment 1 – Descriptive Statistics in SPSS
a. The population is all people from lab section 010
b. The sample is 18 people (9 males, 9 females) from lab section 010
a. Sampling method is voluntary stratified sampling
b. Study design is randomized block design
Standing: participants stood in the same posture for the same amount of time.
Sitting: participants sat in the chairs in the lab room for the same amount of time.
Active: participants ran the same numbers of steps up and down the stairs for the same amount of time.
Activity level (sit, stand, active)- qualitative ordinal
Gender (male/female)- qualitative nominal
Heart rate- quantitative ratio, discrete
Question 5 (sitting graphs)
Number of intervals of 4 (graph 3) has the most informative about the shape of the