The national average for mathematics on a standardized test in 2011 was 524. Suppose that the distribution of scores was approximately bell-shaped and that the standard deviation was

approximately 41. Round your answers to one decimal place as needed.

Part 1 out of 2

Within what boundaries would you expect 95% of the scores to fall?

About 95% of the scores should fall between

and

As

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°