Bradley says that if point B is relfected arcoss the y-axis and its reflection is then reflcted across the x-axis, the result is point D. Is Bradley correct? Explian.
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13,26,39,52,65
= sum of OBSERVATIONS
= total OBSERVATIONS
= 13 +26+39 +52 +65
=
5
= 195
= 5
= 39: mean
mean = 39
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