Solve the problem.
-In a study by psychologists Bornstein and Bornstein, it was found that the average walking speed w, in feet per second, of a person living in a city of population P, in thousands, is given by the function w(P) = 0.37 ln P + 0.05.
Find the walking speed of people in a city with a population of 341,322.
A) 4.76 ft/sec
B) 9.71 ft/sec
C) 471.45 ft/sec
D) 12.79 ft/sec

Question

Quizplus · Accepted Answer

To find the walking speed, substitute $P = 341,322$ (or $341.322$ in thousands) into the given function: $w(P) = 0.37 \ln(P) + 0.05$. Calculating $w(341.322) = 0.37 \ln(341.322) + 0.05$ gives approximately $4.76$ ft/sec.

Solve the Problem. -In a Study by Psychologists Bornstein and Bornstein, It Was