Statistical tests Flashcards

1
Q

When is the chi-squared test used?

A

EITHER:

  • Nominal data
  • Independent groups design
  • Testing a difference
  • Data in unrelated pairs.

OR:

  • Nominal data
  • Correlation
  • Testing a relationship
  • Data in related pairs
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2
Q

When is the sign test used?

A
  • Nominal data
  • Repeated measures/matched pairs design
  • Testing a difference
  • Data in related pairs
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3
Q

When is the Mann-Whitney U test used?

A
  • Ordinal data
  • Independent groups design
  • Testing a difference
  • Data in unrelated pairs.
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4
Q

When is the Wilcoxon T test used?

A
  • Ordinal data
  • Repeated measures/matched pairs design
  • Testing a difference
  • Data in related pairs
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5
Q

When is Spearman’s Rho used?

A
  • Ordinal data
  • Correlation
  • Testing a relationship
  • Data in related pairs
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6
Q

When is the unrelated T test used?

A
  • Interval/ratio data
  • Independent groups design
  • Testing a difference
  • Data in unrelated pairs.
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7
Q

When is the related T test used?

A
  • Interval/ratio data
  • Repeated measures/matched pairs design
  • Testing a difference
  • Data in related pairs
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8
Q

When is Pearson’s R used?

A
  • Interval/ratio data
  • Correlation
  • Testing a relationship
  • Data in related pairs
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