In: Statistics and Probability
Determine if each variable included in the data set is quantitative (continuous, numerical) or qualitative (categorical) and then give its level of measurement:
|
Gender |
|
Age |
|
Marital Status |
|
Highest education level |
|
Weight |
|
Height |
|
Rate general health |
|
Rate physical fitness |
|
Rate current weight |
|
Do you smoke |
|
How many cigarettes per day |
|
How many alcoholic drinks per day |
|
How many caffeine drinks per day |
|
Hours sleep week nights |
|
Hours sleep weekends |
|
How many hours sleep needed |
|
Trouble falling asleep? |
|
Trouble staying asleep |
|
Wake up during the night |
|
Work night shift |
|
Light sleeper? |
|
Wake up feeling refreshes weekdays |
|
Satisfaction with amount of sleep |
|
Rate quality of sleep |
|
Rating of stress over last week |
|
Medication to help you sleep? |
|
Do you have a problem with your sleep |
|
Rate impact of sleep problem on mood |
|
Rate impact of sleep problem on energy level |
|
Rate impact of sleep problem on concentration |
|
Rate impact of sleep problem on memory |
|
Rate impact of sleep problem on overall well-being |
|
Rate impact of sleep problem on relationships |
|
Stop breathing during your sleep |
|
Restless sleeper |
|
Ever fallen asleep while driving |
|
Ever cause accident due to sleepy |
|
Epworth sleepiness scale |
|
HADS Anxiety |
|
HADS Depression |
|
Rate level of fatigue over last week |
|
Rate level of lethargy over last week |
|
Rate how tired over last week |
|
Rate how sleepy over last week |
|
Rate lack energy over the last week |
|
Problem staying asleep recoded |
|
Problem getting to sleep recoded |
|
Quality of sleep recoded into 4 groups |
|
Sleepy & associated sensations scale |
|
Number of cigs per day recoded into 3 groups |
|
Age recoded into 3 groups |
|
Problem with sleep recoded into 0/1 |
|
Fall asleep while driving recoded into 0/1 |
|
Non-medication sleep hours weeknight |
|
Occupation |