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5-The following function models the rate at which the ozone level in a suburb of a city is changing (parts per million per hour, ppm/h) t hours after 7:00 A.M 0.24-0.3t R(t)- 36+16t -t2 Express the o...
An agency examined the relationship between the ozone level (in parts per million or ppm) and the population (in millions) of cities. Part of the regression analysis is shown to the right. Complete parts a and b below. Dependent variable is: Ozone R squaredequals82.2% s=5.158 with 16-2=14 df Variable Coeff SE (Coeff) Intercept 18.769 2.311 Population 6.701 2.027 a) It is suspected that the greater the population of a city, the higher its ozone level. Is the relationship statistically...
An agency examined the relationship between the ozone level (in parts per million or ppm) and the population (in Dependent variable is: Ozone millions) of cities. Part of the regression analysis is shown to the right. Complete parts a and b below. R squared-84.3% s 5.418 with 16-2 14 df Coeff 18.162 6.501 SE(Coeff) 2.098 2.093 Variable Intercept Population a) It is-suspected that the greater the population of a city, the higher its ozone level. Is the relationship statistically significant?...