Apizza delivery shop averages 20 minutes per delivery with a standard deviation of 4 minutes. what is the probability that a pizza will take less than 15 minutes to be delivered?

The value of cos 30° is the same as which of the following?

The following graph of f(x)=x^2 has been shifted into the form f(x)=(x-h)^2+k

The correlation between height and weight for a certain breed of plant is found to be 0.75. what percentage of the variability in plant weight is not explained by height? 1-0.75 = 0.25 or 25% (b) )^2 = 0.5625 or 56.25% (c) )^2 = 0.4375 or 43.75% (d) (1 - 0.75)^2 = 0.0625 or 6.25%