Questions from General Calculus

Q: Determine whether the curve is the graph of a function of x

Determine whether the curve is the graph of a function of x. If it is, state the domain and range of the function.

Q: Biologists have observed that the chirping rate of crickets of a certain

Biologists have observed that the chirping rate of crickets of a certain species appears to be related to temperature. The table shows the chirping rates for various temperatures. a. Make a scatter p...

Q: Anthropologists use a linear model that relates human femur (thighbone)

Anthropologists use a linear model that relates human femur (thighbone) length to height. The model allows an anthropologist to determine the height of an individual when only a partial skeleton (incl...

Q: When laboratory rats are exposed to asbestos fibers, some of them

When laboratory rats are exposed to asbestos fibers, some of them develop lung tumors. The table lists the results of several experiments by different scientists. a. Find the regression line for the...

Q: The table shows world average daily oil consumption from 1985 to 2010

The table shows world average daily oil consumption from 1985 to 2010 measured in thousands of barrels per day. a. Make a scatter plot and decide whether a linear model is appropriate. b. Find and g...

Q: The table shows average US retail residential prices of electricity from 2000

The table shows average US retail residential prices of electricity from 2000 to 2012, measured in cents per kilowatt hour. a. Make a scatter plot. Is a linear model appropriate? b. Find and graph t...

Q: Many physical quantities are connected by inverse square laws, that is

Many physical quantities are connected by inverse square laws, that is, by power functions of the form f(x) = kx-2. In particular, the illumination of an object by a light source is inversely proporti...

Q: It makes sense that the larger the area of a region,

It makes sense that the larger the area of a region, the larger the number of species that inhabit the region. Many ecologists have modeled the species-area relation with a power function and, in part...

Q: The table shows the number N of species of reptiles and amphibians

The table shows the number N of species of reptiles and amphibians inhabiting Caribbean islands and the area A of the island in square miles. a. Use a power function to model N as a function of A. b...

Q: The table shows the mean (average) distances d of the

The table shows the mean (average) distances d of the planets from the sun (taking the unit of measurement to be the distance from the earth to the sun) and their periods T (time of revolution in year...