The mean temperature in Glens Falls for the month of February is 23 degrees with a standard deviation of 4.2 degrees. What is the z-score for a temperature of 17 degrees

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?