# Problem: How do changing values for r affect the growth rate of a population?a) Populations grow when r is negative, remain constant when r is positive, and shrink when r is zero.b) Populations grow when r is negative, remain constant when r is zero, and shrink when r is positive.c) Populations grow when r is positive, remain constant when r is negative, and shrink when r is zero.d) Populations grow when r is positive, remain constant when r is zero, and shrink when r is negative.

###### FREE Expert Solution

r: intrinsic rate of natural increase (Malthusian parameter)

r > 0: population growth

r = 0: no growth ###### Problem Details

How do changing values for r affect the growth rate of a population?

a) Populations grow when r is negative, remain constant when r is positive, and shrink when r is zero.

b) Populations grow when r is negative, remain constant when r is zero, and shrink when r is positive.

c) Populations grow when r is positive, remain constant when r is negative, and shrink when r is zero.

d) Populations grow when r is positive, remain constant when r is zero, and shrink when r is negative.