If an experiment contains a confound, a causal claim can still be made. two studies that reported the same amount of change between two similar conditions should have the same effect size. replicating an experiment using a larger sample improves external validity. collecting data through additional studies is another way to improve construct validity. true or false?

About 300 billion dollars in taxes is lost in the united states alone due to an underground economy, which involves paying individuals cash rather than having them on the official payroll. a. true b. false

Imagine you are driving down the highway and reading a sign that states save the planet don't litter which technique of policy enactment is being used

Kate is 14 years old and just started taking dance classes with her friends at a local dance studio. this is her first time in a dance program, so everything is new to her. her friends convinced her to join the class since they have been enjoying it for a few months. how could the following terms her succeed in the dance class? ● secondary reinforcement ● identity vs. role confusion ● observational learning how could the following terms hinder her success in the class? ● circadian rhythm ● basal ganglia ● vestibular sense