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Exercise is useful not only in preventing depression, but also as a treatment. The following graphs show the percentage of patients with depression in remission when exercise (brisk walking) was used as a treatment. (The control group that engaged in no exercise had 11% of the patients in remission.) Exercise and Percentage of Patients with Depression in Remission 60% 60% (180, 42) 50% 50% 42 40% 40% 30% 26 30% 20% 20% (80, 26) 10% 10% 80 180 60 100 140 180 Amount of Brisk Amount of Brisk Walking (minutes) Walking (minutes) Source: Newsweek, March 26, 2007 a. Find the slope of the line passing through the two points shown by the voice balloons. Express the slope as a decimal. b. Use your answer from part (a) to complete this statement: Foreach minute of brisk walking, the percentage of patients with depression in remission increased by rate of change is . %. The % per Percentage with Depression in Remission Percentage with Depression in Remission

Exercise is useful not only in preventing depression, but also as a treatment. The following graphs show the percentage of patients with depression in remission when exercise (brisk walking) was used as a treatment. (The control group that engaged in no exercise had 11% of the patients in remission.) Exercise and Percentage of Patients with Depression in Remission 60% 60% (180, 42) 50% 50% 42 40% 40% 30% 26 30% 20% 20% (80, 26) 10% 10% 80 180 60 100 140 180 Amount of Brisk Amount of Brisk Walking (minutes) Walking (minutes) Source: Newsweek, March 26, 2007 a. Find the slope of the line passing through the two points shown by the voice balloons. Express the slope as a decimal. b. Use your answer from part (a) to complete this statement: Foreach minute of brisk walking, the percentage of patients with depression in remission increased by rate of change is . %. The % per Percentage with Depression in Remission Percentage with Depression in Remission

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.4: Scatter Plots And Line Of Fit
Problem 1GP
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Exercise is useful not only in preventing depression, but also as a treatment. The following graphs show the percentage of patients with depression in remission when exercise (brisk walking) was used as a treatment. (The control group that engaged in no exercise had 11% of the patients in remission.) Exercise and Percentage of Patients with Depression in Remission 60% 60% (180, 42) 50% 50% 42 40% 40% 30% 26 30% 20% 20% (80, 26) 10% 10% 80 180 60 100 140 180 Amount of Brisk Amount of Brisk Walking (minutes) Walking (minutes) Source: Newsweek, March 26, 2007 a. Find the slope of the line passing through the two points shown by the voice balloons. Express the slope as a decimal. b. Use your answer from part (a) to complete this statement: Foreach minute of brisk walking, the percentage of patients with depression in remission increased by rate of change is . %. The % per Percentage with Depression in Remission Percentage with Depression in Remission
Transcribed Image Text:Exercise is useful not only in preventing depression, but also as a treatment. The following graphs show the percentage of patients with depression in remission when exercise (brisk walking) was used as a treatment. (The control group that engaged in no exercise had 11% of the patients in remission.) Exercise and Percentage of Patients with Depression in Remission 60% 60% (180, 42) 50% 50% 42 40% 40% 30% 26 30% 20% 20% (80, 26) 10% 10% 80 180 60 100 140 180 Amount of Brisk Amount of Brisk Walking (minutes) Walking (minutes) Source: Newsweek, March 26, 2007 a. Find the slope of the line passing through the two points shown by the voice balloons. Express the slope as a decimal. b. Use your answer from part (a) to complete this statement: Foreach minute of brisk walking, the percentage of patients with depression in remission increased by rate of change is . %. The % per Percentage with Depression in Remission Percentage with Depression in Remission
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