Which of the Following Are One-Tailed Tests

question 123

Multiple Choice

Which of the following are one-tailed tests?

• A) H_o:μ ≤ 10,H_A:μ > 10
• B) H_o:μ = 10,H_A:μ ≠ 10
• C) H_o:μ ≥ 400,H_A:μ < 400
• D) Both H_o:μ ≤ 10,H_A:μ > 10 and H_o:μ ≥ 400,H_A:μ < 400

Comprehend the process and purposes of file compression and decompression.

Describe cloud computing, including saving, accessing, and sharing files in the cloud.

Understand operating system features and customization.

Recognize the importance of backup and file recovery tools, including the use of external storage devices.

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Definitions:

Research Hypothesis

A statement predicting a significant relationship between variables that is tested through research.

Voter Preference

The inclination or favoritism of voters towards particular candidates, parties, or policies in an election.

T Test

A statistical test used to compare the means of two groups to determine if they are significantly different from each other.

Mann-Whitney U Test

is a non-parametric statistical test used to compare differences between two independent groups when the dependent variable is ordinal or continuous but not normally distributed.