Question

According to Wine-Searcher, wine critics generally use a wine-scoring scale to communicate their opinions on the relative quality of wines. Wine scores range from to , with a score of indicating a great wine, indicating an outstanding wine, indicating a very good wine, indicating a good wine, indicating a mediocre wine, and below indicating that the wine is not recommended. Random ratings of a pinot noir recently produced by a newly established vineyard in follow: Excel File: data07-11.xlsx 87 91 86 82 72 91 60 77 80 79 83 96 a. Develop a point estimate of mean wine score for this pinot noir (to decimals).

Answer 1

`\=x=82`

Explanation:

From the question we are told that:

Data

`\begin{center}\begin{tabular}c 87& 91& 86& 82& 72&91 \\ 60& 77& 80& 79& 83&96 \end{tabular}\end{center}`

Generally the equation for Point estimate
`\=x` is mathematically given by

`\=x=(\sum_x)/(n)`

`\=x=(87 +91+ 86+ 82 +72 +91+ 60+ 77 +80+ 79+ 83 +96)/(12)`

`\=x=(984)/(12)`

`\=x=82`