Suppose that demand in period 1 was 7 units and the demand in period 2 was 9 units. assume that the forecast for period 1 was for 5 units. if the firm uses exponential smoothing with an alpha value of .20, what should be the forecast for period 3? (round answers to two decimal places.)

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?

The reflexive property of congruence lets you say that ∠pqr ≅

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.