The Sampling Distribution of the Ratio of Two Sample Variances

question 2

Multiple Choice

The sampling distribution of the ratio of two sample variances is said to follow an F distribution provided that:

• A) the samples are independently drawn from two normal populations.
• B) the populations are normal with equal variances.
• C) the samples are independent.
• D) the samples are independent and the sample sizes are large.

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Definitions:

Social Identity Threat

The experience of feeling at risk of confirming a negative stereotype about one's social group, which can negatively affect performance and wellbeing.

Self-affirmation

A psychological theory suggesting that individuals can maintain their sense of self-integrity by telling themselves (affirming) positive truths about themselves.

Stereotype Threat

The anxiety or concern experienced when one fears being judged or treated unfairly based on negative stereotypes about their group.

Stigmatized Group

Refers to a social group that suffers from societal disapproval or discrimination because of perceived differences from the majority.