Question: In the study referred to in Exercise 16 20 Spilich et
In the study referred to in Exercise 16.20, Spilich et al. (1992) also investigated performance on a cognitive task that required the participant to read a passage and then to recall it later. This task has much greater information processing demands than the pattern recognition task. The independent variable was the three smoking groups referred in Exercise 16.20. The dependent variable was the number of propositions recalled from the passage. The data follow.
Relevant QuestionsUse the Fisher LSD test to compare active smokers with nonsmokers and to compare the two groups of smokers on the data in Exercise 16.21. What do these data suggest about the advisability of smoking while you are studying ...Now we will expand on the analysis of Exercise 16.2. (a) Run a one-way analysis of variance on treatments 1 and 3 combined (n 5 20) versus treatments 2 and 4 combined. What question are you answering? (b) Why might your ...Thomas and Wang (1996) looked at the effects of memory on the learning of foreign vocabulary. Most of you have probably read that a good strategy for memorizing words in a foreign language is to think of mnemonic keywords. ...In Exercise 16.3 you ran a test between Groups 1 and 3 combined versus Groups 2 and 4 combined. How does that test compare to testing the main effect of Location in Exercise 17.16? Is there any difference? Calculate d^ for the two main effects for the data in Exercise 17.1. (Choose two groups to compare that seem reasonable from what you understand about the design of the experiment.)
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