I the Chi-Square Goodness-Of-Fit Test Is Appropriate for Nominal and Ordinal

question 83

Multiple Choice

i. The chi-square goodness-of-fit test is appropriate for nominal and ordinal levels of data.
ii. chi-square test statistic used in a goodness-of-fit test has k - 1 degrees of freedom.
iii. The chi-square goodness-of-fit test can be applied if there are equal or unequal expected frequencies.

• A) (i), (ii) and (iii) are all correct statements
• B) (i) and (ii) are correct statements, but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) All statements are false

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Definitions:

Scaffold

In education, a framework or set of strategies used to support learners in achieving a task or understanding new concepts.

Mathematical Transformations

processes by which a mathematical entity is changed or mapped from one form or representation to another.

Concrete Operational Stage

A developmental phase identified by Piaget, occurring between ages 7 to 12 years, during which children gain a better understanding of concrete events and logical operations.

Critical Period

A specific time in an organism's development during which the presence or absence of certain experiences has a long-lasting impact on future psychological capabilities and behavior.