Cluster Problems Are an Approach to Developing the Missing-Factor Strategy

question 15

Multiple Choice

Cluster problems are an approach to developing the missing-factor strategy and capitalize on the inverse relationship between multiplication and division.All of equations below represent clusters that would help solve 381 divided by 72 EXCEPT:

• A)81 x 70
• B)10 x 72
• C)5 x 70
• D)4 x 72

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Definitions:

F-ratios

Used in analysis of variance, it compares the variance between groups to the variance within groups, helping determine statistical significance.

Skewed

A distribution that is not symmetric about its mean, having more values on one side of the center than the other.

Variances

A measure of the dispersion indicating how much the numbers in a data set differ from the mean.

F-ratios

A statistical measure in ANOVA tests used to determine if the variances between groups are significantly different.