An iq test is designed so that the mean is 100 and the standard deviation is 14 for the population of normal adults. find the sample size necessary to estimate the mean iq score of statistics students such that it can be said with 99% confidence that the sample mean is within 3 iq points of the true mean. assume that standard deviation is 14 and determine the required sample size using technology. then determine if this is a reasonable sample size for a real world calculation. what is the required sample size?

If jaime wants to find 60% of 320, which table should he use?

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.°

What is the equation of a line that passes through points (0, 4) and (-4,-8)?