A researcher watches children on a playground to obtain measurements of their level of activity. Then the researcher watches the children's caregivers on the playground to obtain measurements of their level of verbal reprimanding of children. The researcher hopes to demonstrate that the caregivers verbal reprimanding is related to children's activity level. This researcher is using a ____ research strategy.
a. descriptive
b. correlational
c. experimental
d. scientific
Question 2
A switching-replications design is good at defending against _______________ threats to internal validity.
Fill in the blank(s) with correct word
Nuclear division at the DNA level
Many Americans perceive bullfighting as a cruel activity that should be illegal everywhere. To most ...
Summary of Cytokine Activity
The metabolic activity of mammalian cells
Human activity has released carbon from sequestration in long-term reservoirs
Hormone Activity