Find the mean, median, and mode, homework assignment help

Answer questions 1 & 2:

Question 1.

A random sample of 15 articles in Fortune revealed the following word counts per article:

5,176

6,005

5,052

5,310

4,188

4,132

5,736

5,381

4,983

4,423

5,002

4,573

4,209

5,611

4,568

Compute the mean, median, first quartile, and third quartile for these sample data.

Question 2.

A manager for the Jiffy Lube in Saratoga, Florida, has collected data on the number of customers who agreed to purchase an air filter when they were also having their oil changed. The sample data are shown as follows:

21

19

21

19

19

20

18

12

20

19

17

14

21

22

25

21

22

23

10

19

25

14

17

18

a.  Compute the mean, median, and mode for these data.

b.  Indicate whether the data are skewed or symmetrical.

c.  Construct a box and whisker plot for these data.  Does the box plot support your conclusion about skewness? Explain.