The director of a preschool wants to set class size so that her school is a high-quality preschool with good outcomes for her students. She has a room of three-year-olds
What is the maximum number of students she should put in a room with one teacher?
a. 25
b. 20
c. 15
d. 10
D. A good ratio is 5-10 students with one teacher.
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Sandy is interested in determining how long bear cubs stay with their mother. She spends several years studying their behavior in Yellowstone Park noting date of birth, time of leaving mother, etc. for several bear families. This is an example of ________
a) the case study method. b) naturalistic observation. c) the survey method. d) the experimental method.
To "see" gradual variations in shading, we rely on cells that respond best to ___ but to "see" abrupt changes in light versus dark, we rely on cells that respond best to ___
a. low frequency stimuli; sine wave gratings b. high frequency stimuli; low frequency stimuli c. sine wave gratings; Mach bands d. low frequency stimuli; high frequency stimuli
Describe five of the seven characteristics of older individuals who remain "mentally sharp," according to Shaie, and list three of the four psychological characteristics shared by the happiest, healthiest, older people
What will be an ideal response?
In a __________ design, one group of participants is followed and assessed as the group ages.
A. cohort B. longitudinal C. behavior genetics D. cross-sectional