Researchers have determined that teenagers’ memories are negatively affected by getting less than
Make ato determine if there is an association between hours of sleep and memory.
In order to make a conditional relative frequency table, you must first decide which variable is independent and which is dependent.
Remembering depends on how many hours of sleep a student gets so the independent variable is hours of sleep.
The frequencies should be calculated based on row totals.
Remembered all 10 items?