2points
suppose that a company claims that its coffee cans contain 9.4 ounces of
coffee, on average. you take many large samples, and find, each time, that the
mean weight of the sample is within the 95% confidence interval. which of
the following would be a reasonable conclusion?
d a. the company's coffee cans contain 9.4 ounces of coffee, on
average.
o
b. the company's coffee cans contain more than 9.4 ounces of
coffee, on average.
o
c. the company's coffee cans do not contain 9.4 ounces of coffee,
on average.
o
d. the company's coffee cans contain less than 9.4 ounces of
coffee, on average

Describe how the presence of possible outliers might be identified on the following. (a) histograms gap between the first bar and the rest of bars or between the last bar and the rest of bars large group of bars to the left or right of a gap higher center bar than surrounding bars gap around the center of the histogram higher far left or right bar than surrounding bars (b) dotplots large gap around the center of the data large gap between data on the far left side or the far right side and the rest of the data large groups of data to the left or right of a gap large group of data in the center of the dotplot large group of data on the left or right of the dotplot (c) stem-and-leaf displays several empty stems in the center of the stem-and-leaf display large group of data in stems on one of the far sides of the stem-and-leaf display large group of data near a gap several empty stems after stem including the lowest values or before stem including the highest values large group of data in the center stems (d) box-and-whisker plots data within the fences placed at q1 â’ 1.5(iqr) and at q3 + 1.5(iqr) data beyond the fences placed at q1 â’ 2(iqr) and at q3 + 2(iqr) data within the fences placed at q1 â’ 2(iqr) and at q3 + 2(iqr) data beyond the fences placed at q1 â’ 1.5(iqr) and at q3 + 1.5(iqr) data beyond the fences placed at q1 â’ 1(iqr) and at q3 + 1(iqr)