Which of the following could indicate a threat to external validity? What are threats to external validity? There are seven threats to external validity: selection bias, history, experimenter effect, Hawthorne effect, testing effect, aptitude-treatment and situation effect. What are the threats to external validity generalizability? Factors That Threaten External Validity Situational factors: Time of day, […]
What are the 3 stages of bone development?
What are the 3 stages of bone development? The process of bone formation is called osteogenesis or ossification. After progenitor cells form osteoblastic lines, they proceed with three stages of development of cell differentiation, called proliferation, maturation of matrix, and mineralization. What happens when chondrocytes die? In this zone, the chondrocytes undergo hypertrophy (become enlarged). […]
What battles were fought in the Pacific in ww2?
What battles were fought in the Pacific in ww2? Important Sites of the Pacific War: Battle of Wake Island – December 8-23, 1941. Battle of the Coral Sea – May 4-8, 1942. Battle of Midway – June 4-7, 1942. Naval Battle of Guadalcanal – November 12-15, 1942. Battle of Attu – May 11-30, 1943. Battle […]
Which allele will be expressed when both a dominant and recessive allele are present in an organism?
Which allele will be expressed when both a dominant and recessive allele are present in an organism? Key terms Term Meaning Phenotype The physical characteristics of an organism (ex: tall) Dominant allele Allele that is phenotypically expressed over another allele Recessive allele Allele that is only expressed in absence of a dominant allele Homozygous Having […]
Who can administer WAIS?
Who can administer WAIS? Psychologists are often asked to administer the WAIS-IV (Wechsler Adult Intelligence Scale – Fourth Edition). The WAIS-IV is the “gold standard” in cognitive assessment and claims to measure intellectual performance. What does the Wechsler Intelligence Scale measure? The Wechsler Adult Intelligence Scale (WAIS) is an IQ test designed to measure intelligence […]
What personality trait increases with age?
What personality trait increases with age? Conscientious-ness, a trait marked by organization and discipline, and linked to success at work and in relationships, was found to increase through the age ranges studied, with the most change occurring in a person’s 20s. How are personality traits affected by age? Psychologists call the process of change that […]
Why does the flower girl keep insisting that she can pay?
What problems did the homesteaders face on the plains?
What problems did the homesteaders face on the plains? Essential knowledge: The main problems Homesteaders faced included: lack of water (rainfall), tough sod to plough and damage to crops. They solved these using windmills, sod- busters and barbed wire. What was life like for homesteaders? As settlers and homesteaders moved westward to improve the land […]
What is the meaning of UDHR in civic education?
What is the meaning of UDHR in civic education? Universal Declaration of Human Right What is the UDHR and why was it created? The UDHR was adopted by the newly established United Nations on 10 December 1948, in response to the “barbarous acts which […] outraged the conscience of mankind” during the Second World War. […]
When did the League of Nations disband?
When did the League of Nations disband? A Why was the League of Nations dissolved? The onset of the Second World War showed that the League had failed its primary purpose, which was to prevent any future world war. The League lasted for 26 years; the United Nations (UN) replaced it after the end of […]