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(a) Make a scatterplot that shows how behavior responds to brain activity.

(a) Make a scatterplot that shows how behavior responds to brain activity.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Can you please help with 4.30 sulfur, the ocean and the sun? Only part A which is make a scatter plot that shows how DMS responds to SRD.
4.30 lived territorial birds, on the other hand, the association is negative because returning birds claim their territories in the colony and don't leave room for new recruits. Which type of species is the sparrowhawk? Life expectancy of males Percentile rank Life expectancy of males Our brains don't like losses. Most people dislike losses more than they like gains. In money terms, peo- ple are about as sensitive to a loss of $10 as to a gain of $20. To discover what parts of the brain are active in decisions about gain and loss, psychologists presented subjects with a series of gambles with different odds and different amounts of winnings and losses. From a subject's choices, they constructed a measure of "behavioral loss aversion." Higher scores show greater sensitivity to losses. Observing brain activity while subjects made their decisions pointed to specific brain regions. Here are data for 16 subjects on behavioral
Transcribed Image Text:4.30 lived territorial birds, on the other hand, the association is negative because returning birds claim their territories in the colony and don't leave room for new recruits. Which type of species is the sparrowhawk? Life expectancy of males Percentile rank Life expectancy of males Our brains don't like losses. Most people dislike losses more than they like gains. In money terms, peo- ple are about as sensitive to a loss of $10 as to a gain of $20. To discover what parts of the brain are active in decisions about gain and loss, psychologists presented subjects with a series of gambles with different odds and different amounts of winnings and losses. From a subject's choices, they constructed a measure of "behavioral loss aversion." Higher scores show greater sensitivity to losses. Observing brain activity while subjects made their decisions pointed to specific brain regions. Here are data for 16 subjects on behavioral
ce and time. Neural Behavioral Neural Behavioral = in a colony Age fotostock/Superstock 60 46 38 19 20 20 2.6 0.53 -50.0 -39.1 -25.9 -26.7 -28.6 -19.8 0.01 0.12 0.68 0.08 0.81 0.11 4.31 loss aversion and "neural loss aversion," a measure of activity in one region of the brain: 19 LOSSES 20.7 0.68 Exercises 12.1 15.5 0.99 1.04 28.8 0.66 41.7 0.86 121 5.5 0.36 0.34 -17.6 55.3 155.2 1.29 1.94 (a) Make a scatterplot that shows how behavior responds to brain activity. (b) Describe the overall pattern of the data. There is one clear outlier. What is the behavioral score associated with this outlier? (c) Find the correlation r between neural and behav- ioral loss aversion both with and without the out- lier. Does the outlier have a strong influence on the value of r? By looking at your plot, explain why add- ing the outlier to the other data points causes r to increase. Poverty and life expectancy. Do poorer people tend to have shorter lives than richer people? Two researchers ranked all counties in the United States by their pov- level and then divided them into 20 erty each groups, representing approximately 5% of the overall U.S. population. The bottom 5% were the least impover- 1 (alchigar) and top 5% (the 100tk montile)
Transcribed Image Text:ce and time. Neural Behavioral Neural Behavioral = in a colony Age fotostock/Superstock 60 46 38 19 20 20 2.6 0.53 -50.0 -39.1 -25.9 -26.7 -28.6 -19.8 0.01 0.12 0.68 0.08 0.81 0.11 4.31 loss aversion and "neural loss aversion," a measure of activity in one region of the brain: 19 LOSSES 20.7 0.68 Exercises 12.1 15.5 0.99 1.04 28.8 0.66 41.7 0.86 121 5.5 0.36 0.34 -17.6 55.3 155.2 1.29 1.94 (a) Make a scatterplot that shows how behavior responds to brain activity. (b) Describe the overall pattern of the data. There is one clear outlier. What is the behavioral score associated with this outlier? (c) Find the correlation r between neural and behav- ioral loss aversion both with and without the out- lier. Does the outlier have a strong influence on the value of r? By looking at your plot, explain why add- ing the outlier to the other data points causes r to increase. Poverty and life expectancy. Do poorer people tend to have shorter lives than richer people? Two researchers ranked all counties in the United States by their pov- level and then divided them into 20 erty each groups, representing approximately 5% of the overall U.S. population. The bottom 5% were the least impover- 1 (alchigar) and top 5% (the 100tk montile)
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