What does it mean if two things are negatively correlated?
A) The dependent variable is always moving in the negative direction.
B) As one thing decreases, the other also decreases.
C) If one thing increases by x, the other increases by x – 1.
D) As one thing decreases, the other increases.

What is the length of an with endpoints a 3,2 and b 8,14

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label