Bio 55 exam 1 sjsu - Study guides, Class notes & Summaries

variable (n) - correct answer a biological characteristic that differs among individuals ex: plant, animal, gene, cell variable types - correct answer categorical ad numerical categorical variable - correct answer variable has specific categories, finite # of categories ex: treatment, gender Numeric or continuous variable - correct answer quantitative, any value (falls on a continuum) ex: age, weight, biomass, soil pH variability - correct answer the e...

SJSU Final Exam Bio 155/55 questions and answers 2 x 2 Table2 variables: -1 variable: treatment/ Intervention/ Factor -2nd variable: outcome/ Event There are frequencies analyzed in a 2 x 2 contingency table Risk-Probability an event will occur -Risk in one group: # of individuals with the outcome/ total # of individuals in that group Relative Risk:-Aka risk ratio -Ratio of risks for 2 groups -RR = (risk of intervention group/risk for reference group) -RR = 1 means risk is the ...