Aschool had decided to hire a new vice principal. a recent issue of the nea magazine stated that the average vice principal salary for a school of similar size is $60,000. at the request of the board of education, the principal conducts his own survey of vice principal's salaries. his survey of 25 schools revealed an average salary or $72,000 and a standard deviation of $9,000. perform a hypothesis test at a 5% significance level to test the magazine's claim.

Which of the following are parts of a sphere

The equation of a circle is (x - 3)2 + (y - 7)2 = 25. determine the length of the radius. 4 25 12.5 5 write the standard equation of the circle with center (2, 3) and a diameter of 12. (x - 2)2 + (y - 3)2 = 36 (x + 2)2 + (y + 3)2 = 12 (x - 2)2 + (y - 3)2 = 6 (x - 3)2 + (y - 2)2 = 36 the equation of a circle is (x + 3)2 + (y + 7)2 = 25. where is (3, 4) located in relation to the circle? on the circle in the interior of the circle in the exterior of the circle at the center of the circle

The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes