Pittsburgh Sleep Quality Questionnaire??

Whatever the problem, don't ask for too much;

If it is an emotional problem, you just need to cherish the other person;

If it's an academic problem, you just need to keep studying hard, don't think about anything, and just do it well.

There is a saying that if you don't want to do something, then you may find a thousand or even ten thousand reasons to postpone it, but if you really want to do something, then you only need one reason, that is, I must do it, yes and not may!

To put it bluntly, the mentality is to measure the standard of life, everything is to think about things from your own starting point, so if you want to maintain a good attitude, the only feasible way is to see the world with a grateful heart, see the world with your heart, regardless of gains and losses, and learn to find all the touching things around you!!

Six ways to maintain a good mindset.

1.Evaluate yourself appropriately, accept your flaws, and don't complain unnecessarily.

2.He is good at discovering changes in his own emotions and behaviors, and then positively suggests and reminds himself that he should pursue happiness. When you have a bad emotional experience, you can vent it through channels such as confiding.

3.Learn to socialize with others and create a good interpersonal and family environment.

4.Develop good living habits and prevent the formation of various intemperate behaviors.

5.When encountering difficulties in real life, you should have an optimistic and positive attitude and constantly improve your ability to withstand setbacks. If you think about it from another angle, you will have a wide range of skies.

6.Participating in physical exercise can regulate people's nervous system, eliminate some depressive wastes in the body, divert people's attention, vent people's depressed emotions, and bring people a good mood.

When you're in a good mood, everything is pleasing to the eye, and everything is pleasing to the eye. If we can maintain a good mood every day, then we are happy and fulfilled every day. There is one of the easiest and most effective ways to do this:

You can pretend to be in a good mood. Those who are humble and honest gain the heavens, those who are honest and honest gain the land, and those who turn the crisis into peace win people.

Hope it helps, thank you.

The null hypothesis h0:u=u0=, the selected hypothesis h1:u≠u0=Because the population variance is unknown and the sample size of 20 is a small sample, the t-statistic is used.

t=(x-u0) (s root n) obeys t(n-1), i.e. t(19)t=(root 20)=

Cut-off value d1=

d2=The receptive domain is (, Qinqi, t=In the receptive domain, so the null hypothesis is accepted, and there is no significant difference in the sleep quality of college freshmen compared with those of ordinary people.