# MS 150 Statistics | Test 01 | 02 September 2011 Name:

Table one
Fav foods
fish
fish
taro
banana
taro
rice
sashimi
fried shrimp
banana
sashimi
sushi
sashimi
pizza
sphagetti
fried fish
pizza
sushi
eggs
rice
rice
turkey tail
lumpia
fish
crab
fried shrimp
yam
sardines
rice
pizza
taro
pizza
lasagna
turkey tail
fried chicken
Table two
Favorite foodFreq
rice11
chicken, fried6
sashimi6
fish6
pizza5
taro5
spaghetti4
banana3
sushi3
eggs2
turkey tail2
shrimp, fried2
Sum:59
1. _______________ What is the level of measurement for the data in table one?
2. __________ What is the sample size n for the data in table one?
3. _______________ For the type of data in table one, what would be the appropriate statistic for measuring the middle?

Table two contains data on the favorite foods of students in MS 150 Statistics.
4. _______________ What is the level of measurement for the data in table two?
5. __________ What is the sample size n for the data in table two?
6. __________ What is the mode for the data in table two?
7. table three
Ace
Commercial
24.33
24.95
26.12
27.75
28.10
33.58
43.11
47.51
55.80
94.33
Grocery shopping

The data in table three is the amount of money spent per visit to Ace Commercial since 03 May 2011.

_______________ What level of measurement is the data in table three?
8. __________ Calculate the sample size n.
9. __________ Calculate the minimum.
10. __________ Calculate the maximum.
11. __________ Calculate the range.
12. __________ Calculate the midrange.
13. __________ Calculate the mode.
14. __________ Calculate the median.
15. __________ Calculate the sample mean x.
16. __________ Calculate the sample standard deviation sx.
17. __________ Calculate the sample coefficient of variation CV.
18. __________ If the data set is divided into five classes, what is the width of a single class?
19. Determine the frequency and calculate the relative frequency for table three using five classes. Record your results in the table provided.
Class upper limitsFrequency FRel. Freq.
Sums:
20. Sketch a frequency histogram, labeling your horizontal axis and vertical axis as appropriate.
21. What is the shape of the histogram?
22. __________ Using the above statistics for the data in table three, calculate the z-score for \$94.33.
23. __________ Is \$94.33 an ordinary or extraordinary expenditure?