## Example

A sample of eight U.S. corporations showed the following percentage changes i'j/v/a.yii i .t, i-i 1-11

2 j in earnings per share in the current year compared with the previous year:

Find the sample mean percentage change in earnings per share. The sample contains n = 8 observations, so the mean is n

= 13.6 + 25.5 + 43.6 + (-19.8) + (-13.8) + 12.0 4- 36.3 + 14.3

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If you're like a lot of people watching the recession unfold, you have likely started to look at your finances under a microscope. Perhaps you have started saving the annual savings rate by people has started to recover a bit.

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