An office manager has received a report from a consultant that includes a section on equipment replacement. The report indicates that scanners have a service life that is normally distributed with a mean of 41 months and a standard deviation of 4 months. On the basis of this information, determine the proportion of scanners that can be expected to fail within plus or minus 6 months of the mean. (Enter your answer as a percentage without the percent sign; keep 2 decimal places)

The answer is "36.14%"

Step-by-step explanation:

The complete question is given in the attached file please find it.

Using z-table to find the value.

This means that between 42 and 48 months, 36.14 % of scanners could be predicted will break down.

the solution is h=10 because you add 9 to each side of the equation.

answer: 2 answers

step-by-step explanation: the first one means to spread the product throughout the marketplace such that a large number of people can buy it.  

the second means the process of making a product or service available for the consumer or business user that needs it.

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