stats

Topics: Bar chart, Chart, Pie chart Pages: 3 (368 words) Published: January 10, 2014
2.41
a.
Number of Internet Searches

Percentages
A few search results 23
First page of search results39
First two pages19
First three pages9
More than first three pages10

b.
Pie charts and bar graphs are two ways of representing data in a visual format and they both have their strengths and weaknesses with regards to how data and information is displayed. I do not think either one is best. It just depends on what you want the data to depict. Therefore if I wanted to ascertain the quantity of searching that was done most frequently or the least I would use a bar chart. Likewise I would use the pie chart to depict how the distribution of the different categories relates to the entire population.

c.
What I conclude is that a small amount of people scanned more than the first two pages of search results and the majority of people scanned between a few searches and the first page of search results.

2.51
a.
0.550.570.570.680.72.0.770.86
0.900.920.941.141.411.421.51

b.
StemLeaf
0.5577
0.68
0.727
0.86
0.9024
1.14
1.412
1.51

c.
The stem-and-leaf display provides more information than the ordered array because in addition to ordering the data from the smallest to the largest into stems and leaves, it also conveys a sense of the distribution of the data and how it clusters over the range of the observations in the data set. d.

The cost of the dark chocolate does not seem to be concentrated around any value. In effect the cost appears to be spread between 0.55 and 0.95.

2.53

When the cost of baseball games range between $150.00 and $170.00 a vast majority of people pay to attend the games. Whereas when the games cost...
Continue Reading

Please join StudyMode to read the full document

You May Also Find These Documents Helpful

  • Stat Essay
  • Essay on Stats
  • Stats Essay
  • Essay on des stat
  • Stats Essay
  • stat Essay
  • stat Essay
  • stats Essay

Become a StudyMode Member

Sign Up - It's Free