TABLE 5-5 from an Inventory of 48 New Cars Being Shipped to Shipped

question 157

Short Answer

TABLE 5-5
From an inventory of 48 new cars being shipped to local dealerships, corporate reports indicate that 12 have defective radios installed.
-Referring to Table 5-5, what is the probability out of the 8 new cars it just received that, when each is tested, none of the cars have defective radios?

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Definitions:

P-value

A measure in statistical hypothesis testing that helps determine the significance of results.

Two-Tailed Test

A statistical test of hypothesis where the area of interest spans both tails of the distribution, allowing for investigation of deviations in two opposite directions.

Sample Proportions

The fraction or percentage of observations in a sample that fall into one particular category or class.

Standard Error

The standard deviation of the sampling distribution of a statistic, commonly the mean, indicating the variation of a sample statistic from the population parameter.