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Compare and contrast internal and external validity. Describe and give examples of research questions for which external validity is a primary concern. Describe and give examples of research questions in which internal validity is a primary concern. Discuss strategies researchers use in order to make strong claims about the applicability of their findings to a target population.
Compare and contrast random selection and random assignment. Be sure to include a discussion of when you would want to do one or the other and the possible consequences of failing to do random selection or random assignment in particular situations.
Explain the relationship between sample size and the likelihood of a statistically significant difference between measured values of two groups. In other words, explain why, all else being equal, as sample size increases the likelihood of finding a statistically significant relationship increases.
Compare and contrast probability and non-probability sampling. What are the advantages and disadvantages of each?
Who was Carlos Marighella? Looking for help on a Bio and history.
The effect of surface friction extends to a height of about 500 m (1640 ft.) although it may vary with wind speed, season, time of day, and pressure patterns.
Turbidite sandstones with graded bedding would be common on continental shelves associated with trailing, passive, continental margins.
Which technological development facilitated the rise of the modern skyscraper?
Lynette Hines is employed by Irvin Industries. She recently became a Seven Day Adventist and has informed her employer that she can no longer work on Saturday.
Many substances are toxic in high concentrations but essential for life in small concentrations. Iron, copper, chromium, and selenium, and many more, are all in this category.
What are your thoughts on trade protectionism and free trade? Why do you suppose some politicians are pushing for trade protection? What are the economic conditions that would call for protectionism? How much effort should be made to protect American..
the reading and forum assignments this week should also help you propose your article as you read and discuss what it
It appears that Dexit has done its homework when it comes to assembling it's management team because the management teams is experienced in _______.
Companies who believes that higher sales volume leads to lower unit costs and higher long-run profits are attempting to?
What is resource loading? How does it differ from resource leveling?
Communicates a company’s intended value positioning of its product or brand to the market. “Power prices” use price as a key strategictool. These “power prices” have discovered the highly________ effect of price on the bottomline.
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