A cereal manufacturer is concerned that the boxes of cereal not be under filled or overfilled, Each box of cereal is supposed to contain 13 ounces of cereal. A random sample of 31 boxes is tested. The average weight is 12.58 ounces and the standard deviation is 0.25 ounces. Calculate a confidence interval to test the hypotheses at a = 10 O (12.46 12.70] O (12.48 12.68] O (12.49 12.67] O [12.51 12.65] O [12.52 12.64]

Angles within a circle are feasible to create with the help of different properties of the circle such as radii, tangents, and chords. The radius is the distance from the center of the circle to the circumference of the circle. A tangent is a line made p…

A circular arc is the arc of a circle formed by two distinct points. It is a section or segment of the circumference of a circle. A straight line passing through the center connecting the two distinct ends of the arc is termed a semi-circular arc.