Part a
a national achievement test is administered annelida to third graders. the test has a mean score of 100 and a standard deviation of 15. if jane z-score is 120, what was her score on the test?

part b
the grades on a history midterm at gardiner high school are normally distributed with a mean of 73 and standard deviation of 4.0. the z score for ben is 0.50. find the ben's score

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?