A magazine reported that at the top 50 business schools in a region, students studied an average of 12.5 hours. Set up a hypothesis test to try to prove that the mean number of hours studied at your school is different from the reported 12.5 hour benchmark. Complete parts (a) through (c) below. ..... a. State the null and alternative hypotheses. Choose the correct answer below. O A. Ho: µ# 12.5 H,:X= 12.5 B. Họ: a = 12.5 H1: B# 12.5 O C. Ho: B# 12.5 H1: B= 12.5 O D. Ho: u# 12.5 H1: p= 12.5 O E. Ho: X= 12.5 H;: X+12.5 O F. Ho: a# 12.5 H1: a = 12.5 O G. Ho: B= 12.5 H1: B# 12.5 Ο Η. H : α= 12.5 H,: a 12.5 ΟL H : μ= 12.5 O J. Ho: a 12.5 H: B = 12.5 O K. Ho: X+ 12.5 H1: X= 12.5 O L. Ho: H= 12.5 H: X+ 12.5 H: u# 12.5 b. What is a Type I error for your test? A. Concluding that the mean number of hours studied at your school is different from the reported 12.5 hour benchmark when in fact it is not different O B. Concluding that the mean number of hours studied at your school is different from the reported 12.5 hour benchmark when in fact it is different O C. Concluding that the mean number of hours studied at your school is not different from the reported 12.5 hour benchmark when in fact it is different c. What is a Type Il error for your test? O A. Concluding that the mean number of hours studied at your school is not different from the reported 12.5 hour benchmark when in fact it is different O B. Concluding that the mean number of hours studied at your school is not different from the reported 12.5 hour benchmark when in fact it is not different O C. Concluding that the mean number of hours studied at your school is different from the reported 12.5 hour benchmark when in fact it is not different
Angles in Circles
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 perpendicular to the radius through its endpoint placed on the circle as well as the line drawn at right angles to a tangent across the point of contact when the circle passes through the center of the circle. The chord is a line segment with its endpoints on the circle. A secant line or secant is the infinite extension of the chord.
Arcs in Circles
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.
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