K&K Unit CBA RETEAKE

Front

What is the expected exam score for a student with 6 absences?

Back

78

Front

Which scatter plot indicates a negative relationship?

Back

Graph C

Front

If Joe earned $400, how many hours did he work?

Back

25 hours

Front

Calculate the Mean and Mean Absolute Deviation of the following numbers: 24, 13, 12, 1, and 0.

Back

Mean: 10, MAD: 7.6

Front

What typing speed would you expect after 10 hours of learning?

Back

24 words per minute

Front

Define Mean in statistics.

Back

The average of a set of numbers, calculated by dividing the sum of the numbers by the count of numbers.

Front

What is Mean Absolute Deviation (MAD)?

Back

A measure of the dispersion of a set of data points, calculated as the average of the absolute deviations from the mean.

Front

What does a negative relationship in a scatter plot indicate?

Back

As one variable increases, the other variable tends to decrease.

Front

How do you calculate the Mean of a data set?

Back

Add all the numbers together and divide by the total count of numbers.

Front

What is the significance of scatter plots in data analysis?

Back

They visually represent the relationship between two variables.