In the Village, If the Harvest This Year Is 4,000

question 15

Multiple Choice

In the village, if the harvest this year is 4,000 bushels of grain and the harvest next year will be 700 bushels and if rats eat 30% of any grain that is stored for a year, how many bushels of grain could the villagers consume next year if they consume 1,000 bushels of grain this year?

• A)2,800
• B)2,100
• C)4,700
• D)4,200
• E)800

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Definitions:

Pooled Standard Deviation

A method to estimate the overall standard deviation from several different samples or groups, assuming each group has the same variance.

Sample Means

The average values obtained from statistical samples drawn from a population.

Zone Boundaries

Predetermined limits in a chart or graph that separate different levels of data for analysis or categorization purposes.

Lower Control Limit

In quality control charts, it is a threshold value below which a process is considered out of control and indicating a systemic decrease in quality.