Instruction 6-3 the Number of Column Centimetres of Classified Advertisements Appearing on Appearing

question 73

Short Answer

Instruction 6-3
The number of column centimetres of classified advertisements appearing on Mondays in a certain daily newspaper is normally distributed with population mean 320 and population standard deviation 20 cm.
-Referring to Instruction 6-3,for a randomly chosen Monday the probability is 0.1 that there will be less than how many column centimetres of classified advertisements?

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Definitions:

Error

The difference between a measured or inferred value and the true value, often used in the context of statistical models and predictions.

Extremes

The highest and lowest values in a dataset, which can significantly affect the range and other statistical measures.

Normal Curve

A symmetrical, bell-shaped curve that represents the distribution of many types of data; most scores are near the average, fewer scores are found at the extremes.

Probability

The quantification of the probability of an event happening, represented as a numerical value ranging from 0 to 1.