Asample of 80 women is obtained, and their heights (in inches) and pulse rates (in beats per minute) are measured. the linear correlation coefficient is 0.284 and the equation of the regression line is modifyingabove y with caret equals 17.8 plus 0.920 x, where x represents height. the mean of the 80 heights is 63.1 in and the mean of the 80 pulse rates is 75.9 beats per minute. find the best predicted pulse rate of a woman who is 68 in tall. use a significance level of alpha equals 0.05.

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Aweekly newspaper charges $72 for each inch in length and one column width. what is the cost of an ad that runs 2 column inches long and 2 columns wide? its not 288

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.°