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
Waiting in line to check out at the supermarket, you see a copy of The Weekly World News with the headline "New Evidence Proves
Snowcat [4.5K]

Answer:

Yellow Journalism

Explanation:

The type of journalism that shows news that is not researched or factually accurate but instead is exaggerated in order to attract eyeballs. In other words doing whatever is necessary to attract attention while not considering whether the content is factually correct.

Here, The Weekly World News just wanted people to buy their paper and wrote a ridiculous headline.

Hence, they are using yellow journalism.

6 0
3 years ago
How does domestic violence affect the community?
horsena [70]

Answer:

The answer to this question is D.Domestic violence creates a substantial impact on the economy annually.

Explanation:

6 0
3 years ago
Read 2 more answers
5. The disparity of sentencing guidelines in effect between crack cocaine users and powdered
marta [7]

<em>Answer</em><em>:</em><em> </em><em>to</em><em> </em><em>stop</em><em> </em><em>doing</em><em> </em><em>crack</em><em> </em><em>and</em><em> </em><em>cocaine</em><em> </em><em>unless</em><em> </em><em>they</em><em> </em><em>want</em><em> </em><em>to</em><em> </em><em>hurt</em><em> </em><em>themselves</em>

6 0
3 years ago
Judging by the Berlin factory rules, what were the differences between preindustrial and industrial work routines?
Anna35 [415]

Answer:

Judging by the Berlin factory rules, workers are allowed room for mistakes under the preindustrial work routine. For instance, under the industrial work routine a worker is never allowed to be absent of late else their pay will be deducted, but preindustrial work routines allowed for some exceptions. Furthermore, preindustrial work routines allowed activities like smoking, taking days off, leaving before close of business, and increase eating hour. The mode of punishment when rules were broken were also harsher during the industrial work routine than preindustrial work routine.

Explanation:

Judging by the Berlin factory rules, workers are allowed room for mistakes under the preindustrial work routine. For instance, under the industrial work routine a worker is never allowed to be absent of late else their pay will be deducted, but preindustrial work routines allowed for some exceptions. Furthermore, preindustrial work routines allowed activities like smoking, taking days off, leaving before close of business, and increase eating hour. The mode of punishment when rules were broken were also harsher during the industrial work routine than preindustrial work routine.

8 0
3 years ago
Specifying What factors caused the stock market crash?
bezimeni [28]

Answer: Many things can. such as panic, war, inflation and, scams. Even Government spending.

Explanation:

8 0
3 years ago
Other questions:
  • 1. during what time period did the Spanish explore North America?
    5·2 answers
  • Which of the following was affected by Executive Order 8802? (5 points) the branches of the U.S. military with soldiers fighting
    13·1 answer
  • Alaina is an associate director in a medical research facility. Alaina goes out of her way to help her employees, especially if
    10·1 answer
  • 1) A formalized idea or set of principles that attempts to define and explain a phenomenon is called ________.
    5·1 answer
  • Explain THREE different methods of removing mineral deposits from the earth. List TWO types of minerals and their use in our soc
    13·1 answer
  • Describe the retention curve measured by Hermann Ebbinghaus.
    10·1 answer
  • The town of Isleboro, Maine is about 14 square miles and has a population of 560
    9·1 answer
  • How many states of the united states are north equator
    15·1 answer
  • What were the reformers of the Anglican Church called?
    5·2 answers
  • True or false Federalist policies tended to favor banking and business
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!