Which of the Following Is Considered Input Hardware

question 23

Multiple Choice

Which of the following is considered input hardware?

• A)speakers
• B)screen projectors
• C)printers
• D)keyboards

---

Definitions:

Nondirectional Research Hypothesis

A hypothesis that predicts a relationship or effect but does not specify the direction of the relationship.

Directional Research Hypothesis

A hypothesis that indicates the anticipated direction of the difference or relationship among variables.

Null Hypothesis

A type of hypothesis used in statistics that proposes that no statistical significance exists in a set of given observations.

Research Hypothesis

A specific, testable prediction about the expected outcome of a study.