Survey of Algebra

Find the Median of the data set

• 82

• 86

• 88

• 92

The mean of this data set is 17.8. What would happen to the mean if 40 was added to the data set?

• The mean would not change

• The mean would go up

• The mean would go down

Which class has the higher median?

• 1st period

• 2nd period

• They have the same median

Find the Mean of the data set

• 82

• 86

• 88

• 92

What is the value of y in the solution to this system of equations? 3x - 5y = 22 y = -5x + 32

Mathematical Equivalence

ON

Graph the solution to the system. The first equation has been plotted for you.

y = -3x-3

y= 4x +4

Find the Mode of the data set

• 82

• 86

• 88

• 92

Find the interquartile range of the data set

• 76

• 43

• 16

• 92

Find the median of plot B

• 30

• 14

• 28

• 16

Long High School has kept a record of how many students have enrolled in Algebra I in the last 40 years. Based on the data, the enrollment in Algebra I over the next 10 years will most likely -

• Remain at 38 students

• Be more than 38 students

• Be less than 38 students.

• Be less than 15 students.