The Following Table Describes the Results of Roadworthiness Tests of Ford

question 1

Multiple Choice

The following table describes the results of roadworthiness tests of Ford Focus cars that are three years old (based on data from the Department of Transportation) . The random variable x
Represents the number of cars that failed among six that were tested for roadworthiness:
$\begin{array} { | c | c | } \hline \boldsymbol { x } & \boldsymbol { P } ( \boldsymbol { x } ) \\\hline 0 & 0.377 \\\hline 1 & 0.399 \\\hline 2 & 0.176 \\\hline 3 & 0.041 \\\hline 4 & 0.005 \\\hline 5 & 0 + \\\hline 6 & 0 + \\\hline\end{array}$
Is the probability of getting three or more cars that fail among six cars tested significant, Determined by a cutoff value of 0.05?

• A) Yes
• B) No

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