A Sample Has a Mean of M = 40

question 41

Multiple Choice

A sample has a mean of M = 40.If 10 points are added to one of the scores,what happens to the sample mean?​

• A)​it is unchanged
• B)​it increases
• C)​it decreases a little
• D)​it decreases substantially

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Definitions:

Assign Probabilities

The process of allocating a likelihood or chance of occurrence to specific outcomes in a random event.

Sample Space

The collection of every potential result that can emerge from a statistical experiment.

Mutually Exclusive

A statistical term describing events that cannot occur at the same time.

Collectively Exhaustive

A condition where a set of events covers all possible outcomes, ensuring that every possible scenario is accounted for.