Front

What is the interquartile range of the data in the box plot?

Back

6

Front

Which explains why Chad's mean score is higher than Michelle's? Jay: 80, 90, 95, 25, 90, 80; Terri: 80, 90, 95, 85, 90, 80

Back

Jay had one very low test score

Front

Which of these correlation coefficient values is the STRONGEST correlation? -0.90, 0.80, -0.09, 0.75

Back

-0.90

Front

Which equation is the best LINE OF BEST FIT for this scatter plot? Options: y = -5x + 25, y = 5x + 25, y = -5x - 25, y = 5x - 25

Back

y = -5x + 25

Front

y = -2.5x + 257
What is true about the correlation coefficient?

Back

correlation coefficient is negative

Front

What type of regression analysis would best fit the data shown? Options: linear, exponential, quadratic, none of the above

Back

quadratic

Front

Back

744.95 miles

Front

The correlation between a person's stress level and their grade on the test is -0.85. What is true?

Back

As the stress level increases, the grade decreases.

Front

If the equation below is the line of best fit: y = 3.5x + 7.45, where y is the cost of bowling and x is the number of games played, how many games are played if the cost is $31.95?

Back

7