Solution Found!
When appropriate, use MINITAB, the TI-83 Plus,
Chapter 3, Problem 6DP(choose chapter or problem)
When appropriate, use MINITAB, the TI-83 Plus, the TI-84 Plus, or a computer program of your choice to complete the following exercises.
Your Class Use your class as a sample. Determine the mean, median, and standard deviation for the age of students in your class. What z score would a 40-year-old have? Would it be unusual to have an age of 40? Determine the skew of the data, using the Pearson coefficient of skewness. (See Exercise 48, page 141.)
Questions & Answers
QUESTION:
When appropriate, use MINITAB, the TI-83 Plus, the TI-84 Plus, or a computer program of your choice to complete the following exercises.
Your Class Use your class as a sample. Determine the mean, median, and standard deviation for the age of students in your class. What z score would a 40-year-old have? Would it be unusual to have an age of 40? Determine the skew of the data, using the Pearson coefficient of skewness. (See Exercise 48, page 141.)
ANSWER:Step 1 of 5
The ages of students in the class are as follows.
Ages of a student
18 |
22 |
20 |
18 |
18 |
20 |
19 |
19 |
19 |
19 |
26 |
20 |
20 |
21 |
18 |
18 |
19 |
20 |
18 |
18 |
21 |
18 |
21 |
23 |
19 |
20 |
19 |
23 |
18 |
19 |
19 |
22 |
21 |
18 |
28 |
22 |
19 |
20 |
20 |
19 |
41 |
20 |
20 |
34 |
18 |
20 |
20 |
21 |
20 |
18 |
20 |
19 |
20 |
21 |
25 |
20 |
19 |
26 |
18 |
18 |
19 |
28 |
19 |
23 |
19 |
18 |
20 |
22 |
21 |
24 |
20 |
18 |
20 |
20 |
23 |
18 |
19 |
19 |
18 |
23 |
20 |
19 |
45 |
20 |
22 |
21 |
21 |
18 |
20 |
19 |
20 |
18 |
19 |
19 |
19 |
19 |
18 |
23 |
18 |
19 |
19 |
20 |
20 |
19 |
19 |
22 |
18 |
19 |
19 |
We have to determine the mean, median, and standard deviation for the age of students in your class.