Solution Found!
Symmetric or skewed? Would you expect the data sets
Chapter , Problem 49E(choose chapter or problem)
Problem 49E
Symmetric or skewed? Would you expect the data sets described below to possess relative frequency distributions that are symmetric, skewed to the right, or skewed to the left? Explain.
a. The salaries of all persons employed by a large university
b. The grades on an easy test
c. The grades on a difficult test
d. The amounts of time students in your class studied last week
e. The ages of automobiles on a used-car lot
f. The amounts of time spent by students on a difficult examination (maximum time is 50 minutes)
Questions & Answers
QUESTION:
Problem 49E
Symmetric or skewed? Would you expect the data sets described below to possess relative frequency distributions that are symmetric, skewed to the right, or skewed to the left? Explain.
a. The salaries of all persons employed by a large university
b. The grades on an easy test
c. The grades on a difficult test
d. The amounts of time students in your class studied last week
e. The ages of automobiles on a used-car lot
f. The amounts of time spent by students on a difficult examination (maximum time is 50 minutes)
ANSWER:
Solution:
Step 1 of 6:
- The salaries of all persons employed by a large university
The claim is to suggest the above set is symmetric, skewed to the right, or skewed to the left.
It is skewed to the right. There will be few people such as president , coach etc.. are getting very high salaries .