The estimated standard error in the denominator of the repeated-measures t statistic measures the average mean difference that is expected for a sample when there is a zero mean difference for the population
Indicate whether the statement is true or false
True
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Changes in the infant's ability to produce speech sounds occur as a result of
a. physiological changes in the vocal apparatus and the nervous system. b. increased control of the brainstem over voluntary utterances. c. innate preferences for prosody. d. repetitive attempts at copying the language spoken around them.
Which of the following best describes the relationship between gender and self-esteem?
A. On average, men have much higher self-esteem than women. B. On average, women have much higher self-esteem than men. C. On average, men have slightly higher self-esteem than women. D. On average, women have slightly higher self-esteem than men.
Which of the following statements about marriage in late adulthood is true?
A) Marital satisfaction decreases from middle to late adulthood, when it is at its low-point. B) One in every four or five first marriages lasts at least 50 years, despite the high U.S. divorce rate. C) Late-life marriages involve more stressful responsibilities that can negatively affect relationships. D) Compared to younger couples, aging couples disagree more often and rate their relationship as lower in quality.
Zachary, a hunter from the James Bay area, was given the Kohs Blocks test and completed the test so fast that his IQ went "off the scale" (exceeded 180 ) on all seven examples. What does this tell us about IQ tests?
a) The scale was invalid b) IQ scales require a greater range to capture all levels of functioning c) IQ tests can be biased in favour of the Inuit due to their specialized skills d) Because of their tendency to get lower IQ scores, Inuit's performance scores are often adjusted upward