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In the least-squares line = 54 x , what is the value of the slope? (Enter an exact number.) When x changes by 1 unit,

In the least-squares line= 54x, what is the value of the slope? (Enter an exact number.)

Whenxchanges by 1 unit, by how much doeschange?

Whenxincreases by 1 unit,decreases by 4 units.

Whenxdecreases by 1 unit,decreases by 4 units.

Whenxincreases by 1 unit,increases by 4 units.

Whenxincreases by 1 unit,decreases by4 units.

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