When comparing two forecasts, simply taking the mean of the forecast errors is good enough to determine which forecast has lower error on average. True False

Write the following as a base and exponent

Examine the two-step equation. − 7 4 + x 4 = 2 which property of operations allows you to add the same constant term to both sides? amultiplication property of equality bdivision property of equality caddition property of equality dsubtraction property of equality

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years