In a chi-square, the numerator for calculating the chi square for ...

[sammy]

In a chi-square, the numerator for calculating the chi square for a single cell of the contingency table is _____.
 
  a. the expected frequency minus the observed frequency
  b. the observed frequency minus the expected frequency
  c. the square of the difference between the observed frequency and the expected frequency
  d. the sum of the observed and expected frequencies squared

Question 2

A variable is defined or identified as _________.
 
  a. Early Education, in an experiment studying the effect of Early Education on IQ
  b. a characteristic of some event, object or person that has the same value regardless of differing times or conditions.
  c. a characteristic of some event, object, or person that may have different values at different times depending on the conditions.
  d. IQ, in an experiment studying the effect of Early Education on IQ
  e. a, c, and d

[JCABRERA33]

Answer to Question 1

C
The numerator of chi-square for any given cell in the table equals the square of the observed frequency minus the expected frequency.

Answer to Question 2

E

TRUE/FALSE

[sammy]

Excellent

[raenoj]

Gracias!