Like most sciences, psychology has accepted as a standard for statistical significance the odds of 5 out of 100 that an observed result is ____

Conflicts among toddlers are common. What is the typical cause of these conflicts?

A) different temperament types B) struggles over toys C) a lack of goodness of fit D) a dominant personality

While doing an autopsy of a brain, Dr. Howard shakes her head in disgust, saying, "This is just awful.". When an assistant asks her what she sees, she says, "Two words ... deformed axons.". What was the source of Dr. Howard's disgust?

a. Neuritic plaques b. Neurotransmitters c. Presbycusis d. Neurofibrillary tangles