A washing machine company chooses a random sample of 10 motors received from one of the suppliers. It determines the length of life of each of the motors. The results (in thousands of hours) are as follows: 4.5, 5.0, 4.2, 4.8, 4.2, 5.1, 4.0, 4.2, 4.2, 4.5 Computer a point estimate of the mean length of life of the motors received from the supplier.

To calculate the point estimate of the mean length of life of the motors received from the supplier, you can use the formula for the sample mean. The sample mean is calculated by adding up all the values in the sample and then dividing by the number of observations.

Here are the steps to compute the point estimate:

1. List the given data:
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