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(2 points) the least squares method requires that the variance ?2??2 of the error variable ? is a constant no matter what the value of x is. when this requirement is violated, the condition is called: a. homoscedasticity b. non-independence of ? c. heteroscedasticity d. influential observation in regression analysis, the coefficient of determination r2r2 measures the amount of variation in y that is: a. caused by variation in x b. unexplained by variation in x c. explained by variation in x d. both a and b are correct answers help entering answers Get the answer
Category: literature | Author: Selma Yafa


Selma Yafa 55 Minutes ago

(2) (a) find the value of x and then fine the value of angle e e h 24x + 3 860 75° 100° f g


Sagi Boris 1 Hours ago

(2) 2log 6 (4) log 4 +log 9 2. the log, 20 can be written as () 2log, 2+log, 5 (3) log, 15+log, 3 (2) 2log, 10 (4) 2log, 4+3log, 4 x2 lo


Ehud Raghnall 1 Hours ago

(2) 4. imagine you are using the map and chart presented to gather information for a paper. what does the information on the map and chart suggest abo