The following frequency distribution shows the price per share for a sample of 30 companies listed on
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Question:
The following frequency distribution shows the price per share for a sample of 30 companies listed on the New York Stock Exchange.
Price per Share | Frequency | |
$20-29 | 7 | |
$30-39 | 4 | |
$40-49 | 6 | |
$50-59 | 4 | |
$60-69 | 5 | |
$70-79 | 1 | |
$80-89 | 3 |
Compute the sample mean price per share and the sample standard deviation of the price per share for the New York Stock Exchange companies (to 2 decimals). Assume there are no price per shares between 29 and 30, 39 and 40, etc.
Sample mean | $ |
Sample standard deviation | $ |
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