Algebra, two-sample t-statistic, variance

  • Context: Undergrad 
  • Thread starter Thread starter _joey
  • Start date Start date
  • Tags Tags
    Algebra Variance
Join the discussion
Registration is free. Ask a follow-up in this thread, or start your own.
Sign up Log in
1 reply · 2K views
_joey
Messages
44
Reaction score
0
Could some help with a question? Any hints or directions on how to approach would be greatly appreciate it.

The question: http://s12.postimage.org/kvtyiacuj/question.png

Thanks!
 

Discussion

Physics news on Phys.org
You didn't supply enough information.
 

Similar threads

Undergrad Two-sample t test vs. chi-squared test for homogeneity

  • Leo Liu
  • · Replies 1 ·
  • Set Theory, Logic, Probability, Statistics
Replies
1

Undergrad Can a Paired Two Sample T Test Reveal Significant Changes in Flux over 8 Hours?

  • leonmate
  • · Replies 1 ·
  • Set Theory, Logic, Probability, Statistics
Replies
1

Undergrad Why can t statistic deal with small numbers ?

  • thrillhouse86
  • · Replies 1 ·
  • Set Theory, Logic, Probability, Statistics
Replies
1

Undergrad Calculating t-statistic without raw data

  • Yoha
  • · Replies 4 ·
  • Set Theory, Logic, Probability, Statistics
Replies
4

Why is it necessary to assume equal variances in two sample t tests?

  • Faiq
  • · Replies 5 ·
  • Precalculus Mathematics Homework Help
Replies
5

Undergrad Why isn't the numerator normalized in the two-sample t-test?

  • chever
  • · Replies 2 ·
  • Set Theory, Logic, Probability, Statistics
Replies
2

One sample t-procedure or two sample t-procedure?

  • Mr Davis 97
  • · Replies 1 ·
  • Precalculus Mathematics Homework Help
Replies
1

Undergrad Any Two Sample Median Tests (for differences) in R

  • number0
  • · Replies 1 ·
  • Set Theory, Logic, Probability, Statistics
Replies
1

Confidence interval of two sample tests

  • hahaha158
  • · Replies 4 ·
  • Calculus and Beyond Homework Help
Replies
4

Comparing the variance of two samples with differing measurement error

  • Astr0fiend
  • · Replies 1 ·
  • Calculus and Beyond Homework Help
Replies
1