# Question: Consider the quality of cars as measured by the number

Consider the quality of cars, as measured by the number of cars requiring extra work after assembly, in each day’s production for 15 days:

30, 34, 9, 14, 28, 9, 23, 0, 5, 23, 25, 7, 0, 3, 24

a. Find the average number of defects per day.

b. Find the median number of defects per day.

c. Draw a histogram of the data.

d. Find the mode number of defects per day for your histogram in part c.

e. Find the quartiles.

f. Find the extremes (the smallest and largest).

g. Draw a box plot of the data.

h. Draw a cumulative distribution function of the data.

i. Find the 90th percentile for this data set.

j. Find the percentile ranking for the next day’s value of 29 defects.

30, 34, 9, 14, 28, 9, 23, 0, 5, 23, 25, 7, 0, 3, 24

a. Find the average number of defects per day.

b. Find the median number of defects per day.

c. Draw a histogram of the data.

d. Find the mode number of defects per day for your histogram in part c.

e. Find the quartiles.

f. Find the extremes (the smallest and largest).

g. Draw a box plot of the data.

h. Draw a cumulative distribution function of the data.

i. Find the 90th percentile for this data set.

j. Find the percentile ranking for the next day’s value of 29 defects.

**View Solution:**## Answer to relevant Questions

Consider the 20,000 median household income values in the donations database (available on the companion site). These represent the median household income for the neighborhood of each potential donor in the database. a. ...Consider the revenues (in $ millions) for the top 12 companies in the Fortune 500 (from www.fortune.com/fortune/fortune500/ on January 30, 2001), as shown in Table 4.3.6. a. Find the five-number summary. b. Draw a box plot. Consider the monthly sales of 17 selected sales representatives (in thousands of dollars): a. Find the average and median. b. Draw the box plot. Consider the data on CEO compensation in food processing firms from Table 3.9.7 of Chapter 3. a. Draw a detailed box plot. b. Find the 10th percentile of compensation. For the annual salary levels: a. Construct a cumulative distribution function. b. Find the median, quartiles, and extremes. c. Construct a box plot, and comment on its appearance. d. Find the 10th percentile and the 90th ...Post your question