When Testing a Two-Tailed Hypothesis Using a Significance Level of 0.05

question 82

Multiple Choice

When testing a two-tailed hypothesis using a significance level of 0.05, a sample size of n = 16, and with the population standard deviation unknown, which of the following is true?

• A) The null hypothesis can be rejected if the sample mean gets too large or too small compared with the hypothesized mean.
• B) The alpha probability must be split in half and a rejection region must be formed on both sides of the sampling distribution.
• C) The test statistic will be a t-value.
• D) All of the above are true.

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Definitions:

Group Technique

A method or strategy used to improve group interaction, effectiveness, and goal achievement, often employed in therapeutic or organizational settings.

Family Systems Therapy

A therapeutic approach that treats individuals within the context of their family units, emphasizing family relationships as an important factor in psychological health.

Person-centered Interviews

Interview techniques focusing on the interviewee, allowing them to express themselves freely and fully.

Self-reports

A method of data collection in which individuals provide information about themselves, often used in psychological assessments and research.