All x2 -tests for independence are O Right tailed.
O Left tailed
OTwo tailed
O Can be any of the above, depends on the question

that is the sum

step-by-step explanation:

there are no other answers without knowing the variables values

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$4034.40

the perimeter of the field is the sum of the lengths of the four sides:

47 yd + 158 yd + 47 yd + 158 yd = 410 yd

the cost of 3 ft (1 yd) of fence is 3×$3.28 = $9.84.

so the cost of jake's wood perimeter fance is

(410 yd) × ($9.84 /yd) = $4034.40