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
Sav [38]
3 years ago
8

A set of n = 5 pairs of x and y values has ssx = 10, ssy = 40 and sp = 10. for these data, the pearson correlation is

Mathematics
1 answer:
Juli2301 [7.4K]3 years ago
5 0

r = correlation coefficient

r = \frac{Sxy}{\sqrt{Sxx * Syy}}

If: Sxx = 10, Syy = 40, Sxy = 10, then:

r = \frac{10}{\sqrt{10 * 40}} \\\\ = \frac{10}{\sqrt{400}}  \\\\ = \frac{10}{20} \\\\ = \frac{1}{2}

You might be interested in
Could someone help me with 2, 9, 10, 11, 12 13, and 14?
shutvik [7]

Answer:

13.  (1) x + 8x = 32

14.  $337.5

Step-by-step explanation:

14. $270 x 0.25 = 67.5

270 + 67.5 = 337.5

I am sorry. I only got these-

7 0
3 years ago
Read 2 more answers
Name ____________________________ Class________ Date ____________________________ Directions: Each diagram is formed by two para
hodyreva [135]

Step-by-step explanation:

How are we supposed to help...?

3 0
3 years ago
Please help this is due tonight and there is more to this
GrogVix [38]

Answer:

1/8

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
What is the perimeter of a semicircle if the diameter is 2
e-lub [12.9K]

Answer:

Step-by-step explanation:

d = 2

arc length of semicircle = ½×circumference = ½×πd = π

perimeter of semicircle = π + d = π+2

4 0
2 years ago
Read 2 more answers
PLS HELP ME WITH THE ANSWER <br> !!!
Sladkaya [172]

Answer: m is less than or equal to -7

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Other questions:
  • OCCHICIS
    12·1 answer
  • 3(x+2) -10 = 4x -6 + x solve for y
    5·1 answer
  • *** Find all numbers whose absolute value is 9 ****
    13·1 answer
  • PLEASE HELP! What is the number ( code ) ?
    14·2 answers
  • If you can help tyyyy :))))
    8·1 answer
  • Pls answer ty if u do, u get something good!!
    11·1 answer
  • If the sum of difference of 13 and 4 divided 64 and 8 is subtracted from the result. Find that number. Mathematical equation plz
    15·2 answers
  • Y=5x+5 is the equation of a straight line graph. What is its gradient?
    8·2 answers
  • Write the number for seven million twenty thousand
    13·1 answer
  • 2x^3-x^2+x-2 factorize​
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!