Question 4
4. Find the median for the following data.
6, 7, 4, 5, 3, 7,...
Question 4
4. Find the median for the following data.
6, 7, 4, 5, 3, 7, 4
a.
3
b.
4
c.
5
d.
7
Question 5
5. Thirty automobiles were tested for fuel efficiency in miles
per gallon. The following frequency distribution was obtained.
Calculate the mean.
Class Boundaries
Frequency
7.5-12.5
6
12.5-17.5
5
17.5-22.5
2
22.5-27.5
15
27.5-32.5
2
a.
552
b.
20.33
c.
610
d.
25
Question 6
6. The grades for a trigonometry exam follow....
Consider the following data: 6, 8, 2, 3, 4, 4, 5, 5, 9, 6, 6, 7,...
Consider the following data: 6, 8, 2, 3, 4, 4, 5, 5, 9, 6, 6, 7,
7 ,7, 7, 8, 8, 8, 8, 9, 9.
What type of distribution is this?
Stem
Leaf
2
6
3
0, 7
4
0, 2, 6
5
1, 5, 7, 9,...
Stem
Leaf
2
6
3
0, 7
4
0, 2, 6
5
1, 5, 7, 9, 9
6
0, 2, 5, 8
1) standard deviation:
2)Find Five-number summary of the data set
3). Draw a box plot that represents the data set