Which is the best method available for controlling placebo effects in both the
subject and the experimenter?
A quota sampling
B. Blocking
C. Double blind conditions
D. Blind condition
E Randomization

Who wants brainliest and free answer this question correctly and i got you. if you're found to be at fault in you'll be required to attend a traffic collision avoidance course. a. one crash in the first year after getting your license b. a collision involving a police officer c. two crashes in two years d. three crashes in three years

I’ll give you free brainliest + free points if you answer this correctly the most common cause of a stuck accelerator is the a. engine b. steering wheel c. brakes d. floor mat

Suppose you are making a map of stars around the sun, and you draw earth 1 cm from the sun on your map. the brightest star in the night sky is 8.6 light-years from the sun. on your map, how far would you place that star from the sun?