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Chapter 6: Q.4 (page 385)

A company manufactures rubber balls. The mean diameter of a ball is 12cmwith a standard deviation of 0.2 cm. Define the random variable Xin words. X=______________.

Short Answer

Expert verified

X=Diameter of a ball in centimeter.

Step by step solution

01

Given Information 

Given in the question that, the mean diameter of a ball is 12cm with a standard deviation of 0.2cm

02

Explanation 

A random variable remains a variable with an unknown value or a function that gives values to each of the results of an experiment. A random variable might be discrete or continuous From the information, we observe that the diameter of a ball is 12centimeter.

The standard deviation is 0.2

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