A century ago, ______ out of every 100 newborns in the United States died. Currently, infant mortality in the United States is less than ______ in 100
10; 5
20; 10
5; 5
5; 1
5; 1
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The baby boomers __________
A) were more economically underprivileged than their counterparts in the previous generation B) adopted their parents’ family- and marriage-centered lifestyles in early adulthood C) embraced growing old far more than their predecessors D) were labeled a narcissistic, indulged, “me” generation
During World War II, B. F. Skinner was to head-up "Project Pigeon," where
a. he would train pigeons to carry messages between army camps. b. he would train pigeons to guide missiles to their targets. c. he was to train pigeons to drop bombs on the enemy. d. pigeons were used as projectiles and shot out of cannons.
If the probability that the results were due to chance is greater than alpha, the researcher should conclude that _____
a. the independent variable had an effect c. chance is responsible for the results b. the dependent variable had an effect d. both a and b
In scaffolding, when the child has little notion of how to proceed, the adult
A) guides the child to an easier activity. B) provides direct instruction. C) withdraws support. D) turns the responsibility over to the child.