Adult humans have approximately 2.6 x 10^13 red blood cells and 3.92 x 10^10 white blood cells. about how many times greater is the number of red blood cells than white blood cells?
a. 660
b. 1,300
c. 1,500
d. 6,600

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12