1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Igoryamba
3 years ago
7

Professor Izadi is interested in the association between sleep and cognitive performance. He surveyed his students about the num

ber of hours they slept the night before the exam and then correlated these scores with their test grades. He found a +.81 correlation between these two variables. What does this result mean?
Social Studies
1 answer:
lions [1.4K]3 years ago
8 0

Answer:There is a high positive correlation between sleep and exam performance.

Explanation:+81 is a high positive correlation which means there is a high degree of relationships between these two variables such that when hours of sleeping increases dramatically so does the cognitive performance increases dramatically. This doesn't explain the cause because correlation doesn't mean causation but it still tells us that they are highly related to each other , positively.

You might be interested in
Nakeisha finds it hard to keep friends for very long, because she goes back and forth from being a best friend to hating people
8_murik_8 [283]

Answer:

Borderline personality disorder.

Explanation:

Borderline Personality Disorder (BPD) can be defined as a chronic condition of disorder based on difficulties in handling emotions.

The symptoms of this disorder are mood instability, suicidal behavior, high rates of injuring oneself, difficulties in relationships. A person who suffers from BPD, tends to find it harder to come back to normal emotionally after being emotionally tensed.

<u>In the given case, Nakeisha is suffering from BPD. The symptoms that she is showing relate to the symptoms of BPD. She is having difficulties in maintaining close relationships such as friends and boyfriends. She suffers from mood swings and also has suicidal thoughts so much that she even hurts herself only to be hospitalized</u>.

So, the correct answer is Borderline Personality Disorder.

8 0
3 years ago
1. Known as El Libertador (the Liberator), _________ had a vision to create a large, free country in South America similar to th
mihalych1998 [28]

Answer:

Simon Bolivar

Explanation:

Simon Bolivar was known was El Libertador because he wanted to free South America from rulers in Europe. He led them to victory.

3 0
3 years ago
Why do you think Tokyo was located where it is
NeTakaya

Answer:

Tokyo was originally a fishing village called Edo. It was first fortified by the Edo Clan in the 12th century and 200 years later the famous Edo Castle was built there. In 1509, the city became the center of government when Tokugawa Ieyasu became Shogun and made it his hometown

4 0
3 years ago
Read 2 more answers
Your friend Theresa is telling you a story about how she almost rear-ended another driver the night before. She said that she wa
Anna71 [15]

Answer:

Walter Cannon's

Explanation:

Walter Cannon in his fight or flight theory notes that the human brain is designed to react as fast as possible to keep us safe by ensuring our body is prepared for action. Theresa being able to slam on her brakes after panicking conforms to the fundamentals of this theory. Also Cannon also in another theory known as the Cannon-Bard theory of emotion stated that in human beings, there is a simultaneous feeling of emotion and physiological reactions such as trembling, sweating, racing hearts.

5 0
3 years ago
1. How did the environment of Arabia serve as a form of protection during much of the region's history?
Lubov Fominskaja [6]

https://www.qt.com.au/whats-on/tv-wallabies-vs-england-live-stream/120846/

https://www.northernstar.com.au/whats-on/onair-wallabies-vs-england-2018-live-stream/120841/

3 0
3 years ago
Read 2 more answers
Other questions:
  • Craik and tulving experimentally demonstrated that people effectively remember seeing a specific word after they decide whether
    11·1 answer
  • Bringing research into practice includes the understanding that the results of relevant research studies __________. a) are typi
    7·1 answer
  • Who is the inspector general of the intelligence community
    5·1 answer
  • According to the text, which type of mental imagery is most effective for improving sports performance?
    7·1 answer
  • Tammy's father is an exceptional gymnast. When Tammy was just a toddler, her father believed that Tammy already showed great pro
    10·1 answer
  • In what way does the Georgia Constitution and the U.S. Constitution DIFFER from one another?
    11·2 answers
  • Harmony is always late for school. She has received three tardies in one week at school. Her mother thinks it is unfair, after a
    11·1 answer
  • As a result of the shift from D to D1, which of the following is true? A. Equilibrium price increased while equilibrium quantity
    14·1 answer
  • I need thinks for work experience ​
    14·1 answer
  • A cantilevered wood framed balcony with solid deck surface that is enclosed underneath showing moisture stains should be recomme
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!