The monthly sales of a new business software package at a local discount software store were as follows: week 1 2 3 4 5 6 7 8 9 10 sales 460 415 432 450 488 512 475 502 449 486 1. plot the data and provide insights about the time series. 2. find the best number of weeks to use in a moving average forecast based on mse. 3. find the best single exponential smoothing model to forecast these data.

Can someone me out here and the tell me the greatest common factor

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality