5. Determine the sample size needed to estimate the average weight of all second-grade boys if we want to be within 1 pound with 95% confidence. Assume we know that the standard
deviation of such weights is 3 pounds.

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Abc will undergo two transformations to give aa'b'c' which pair of transformations will give a different image of aabc if the order of the transformations is reversed? a. a rotation 90' counterclockwise about the origin followed by a reflection across the y-axis b a translation 5 units down followed by a translation 4 units to the right c. a reflection across the x-axis followed by a reflection across the y-axis a rotation 180'clockwise about the ongin followed by a reflection across the y-axis reset next 2 omentum all rights reserved o atk me anything o o e

Acircle has a circumference of 28.36 units what is the diameter of the circle