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Home Q & A Board Science-Related Homework Help Psychology
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JNASTY123 JNASTY123
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6 years ago
When variables A and B are independent, the variance of A - B is equal to
 
  a. the variance of A plus the variance of B.
  b. the variance of A.
  c. variance of A minus the variance of B.
  d. it cannot be determined from the information given here.

Question 2

The variance sum law deals with
 
  a. the variance of the sum of two or more variables.
  b. the variance of the difference of two or more variables.
  c. the variance of any single variable.
  d. both a) and b).
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mlevans624mlevans624
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6 years ago
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JNASTY123 Author
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6 years ago
Thank you, thank you, thank you!
kaytee23
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Yesterday
Correct Slight Smile TY
jblazah
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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