-2 1 > 1 -4 1 -3 -2 -1 0 1 2 3 х The regression shown in the figure above: has a positive slope and a large R2. has a positive slope and a small R2 has a negative slope and a large R2. has a negative slope and a small R2. has a negative R2.
-4 2 3 4 5 Fitted values The residual plot from a linear regression shown in the figure above shows: ООООО non-constant variance. a lack of independence. a normal distribution. a departure from the linearity assumption. no major departures from model assumptions.
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