Americans spend nearly $7 billion on Halloween costumes and decorations. Sample data showing the amount, in dollars, 16 adults spent on a Halloween costume are as follows. 13 36 52 47 69 37 16 34 23...

Americans spend nearly billion on Halloween costumes and decorations. Sample data showing the amount, in dollars, adults spent on a Halloween costume are as follows.

Americans spend nearly $7 billion on Halloween costumes and decorations. Sample data showing the amount, in dollars, 16 adults spent on a<br>Halloween costume are as follows.<br>13<br>36<br>52<br>47<br>69<br>37<br>16<br>34<br>23<br>34<br>13<br>67<br>43<br>95<br>26<br>62<br>a. What is the estimate of the population mean amount adults spend on a Halloween costume (to 2 decimals)?<br>$<br>b. What is the sample standard deviation (to 2 decimals)?<br>$<br>c. Provide a 95% confidence interval estimate of the population standard deviation for the amount adults spend on a Halloween costume (to 2<br>decimals).<br>$<br>sos$<br>

Extracted text: Americans spend nearly $7 billion on Halloween costumes and decorations. Sample data showing the amount, in dollars, 16 adults spent on a Halloween costume are as follows. 13 36 52 47 69 37 16 34 23 34 13 67 43 95 26 62 a. What is the estimate of the population mean amount adults spend on a Halloween costume (to 2 decimals)? $ b. What is the sample standard deviation (to 2 decimals)? $ c. Provide a 95% confidence interval estimate of the population standard deviation for the amount adults spend on a Halloween costume (to 2 decimals). $ sos$

Jun 10, 2022

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Americans spend nearly $7 billion on Halloween costumes and decorations. Sample data showing the amount, in dollars, 16 adults spent on a Halloween costume are as follows. 13 36 52 47 69 37 16 34 23...

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