Fill in the blank with the correct response what is the scale factor ∆RST ∆MNO​

What's the difference between: x≥0 and nonnegative integer. ?

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1