The Director of Planning for Devine Dining company wishes to study the relationship between the gender of a guest and whether the guest orders dessert. To investigate the relationship, the manager collected the following information on 200 recent customers. Does the evidence in the table suggest men are more likely to order dessert than women? Explain why.

	Gender
Dessert Ordered	Male	Female	Total
Yes	32	15	47
No	68	85	153
Total	100	100	200

The human resource (HR) director of a large corporation wishes to study absenteeism among its mid-level managers at its central office during the year. A random sample of 25 mid-level managers reveals the following: Absenteeism: $\bar{X}=6.2$ days, $S=7.3$ days. 13 mid-level managers cite stress as a cause of absence. Suppose that the HR director wishes to administer a survey in one of its regional offices. Answer these questions: Based on (c) and (d), what sample size is needed if a single survey is being conducted?

The Thomas Supply Company Company is a distributor of gas-powered generators. As with any business, the length of time customers take to pay their invoices is important. Listed below, arranged from smallest to largest, is the time, in days, for a sample of the Thomas Supply Company invoices. Calculate the second decile and the eighth decile.

$$\begin{array}{|lllllllllllllll|} \hline13 & 13 & 13 & 20 & 26 & 27 & 31 & 34 & 34 & 34 & 35 & 35 & 36 & 37 & 38 \\ 41 & 41 & 41 & 45 & 47 & 47 & 47 & 50 & 51 & 53 & 54 & 56 & 62 & 67 & 82 \\ \hline \end{array}$$

For the most recent fiscal year, eleven insurance companies provided the following market capitalization information (in millions of dollars):Calculate the market capitalization's first quartile.

$$\begin{array}{|lllllllllll|} \hline 15 & 17 & 23 & 26 & 27 & 35 & 72 & 88 & 91 & 98 & 102 \\ \hline \end{array}$$

For the most recent fiscal year, eleven insurance companies provided the following market capitalization information (in millions of dollars):Draw a dot plot of the data.

$$\begin{array}{|lllllllllll|} \hline 15 & 17 & 23 & 26 & 27 & 35 & 72 & 88 & 91 & 98 & 102 \\ \hline \end{array}$$

Is it possible that even though men make more than women in a particular industry, there could be gender discrimination against men in that industry? If no, explain why not. If yes, explain why and give an example.

AVX Home Entertainment, Inc., recently began a “no-hassles” return policy. A sample of 500 customers who recently returned items showed 400 thought the policy was fair, 32 thought it took too long to complete the transaction, and the rest had no opinion. On the basis of this information, make a opinion about customer reaction to the new policy.

For the most recent fiscal year, eleven insurance companies provided the following market capitalization information (in millions of dollars): Determine the market capitalization 75th percentile.

$$\begin{array}{|lllllllllll|} \hline 15 & 17 & 23 & 26 & 27 & 35 & 72 & 88 & 91 & 98 & 102 \\ \hline \end{array}$$

A poll solicits a large number of college undergraduates for information on the following variables: the name of their cell phone provider, the numbers of minutes used last month, and their satisfaction with the service . What is the data scale for each of these three variables?

Here is a table that breaks out the number of employed and unemployed Americans who are 20 years or older by gender.Compare the unemployment rates for men and women.

Here is a table that breaks out the number of employed and unemployed Americans who are 20 years or older by gender.How many employees were examined?

Wendy's offers eight different condiments (mustard, ketchup, onion, mayonnaise, pickle, lettuce, tomato, and relish) on hamburgers. A store manager collected the following information on the number of condiments ordered and the age group of the customer. What can you conclude regarding the information? Who tends to order the most or least number of condiments?

$$\begin{aligned} &\text { Age }\\ &\begin{array}{ccccc} \text { Number of Condiments } & \text { Under } 18 & \mathbf{1 8} \text { up to } 40 & \mathbf{4 0} \text { up to } 60 & \mathbf{6 0} \text { or Older } \\ \mathbf{0} & 12 & 18 & 24 & 52 \\ \mathbf{1} & 21 & 76 & 50 & 30 \\ \mathbf{2} & 39 & 52 & 40 & 12 \\ 3 \text { or more } & 71 & 87 & 47 & 28 \end{array} \end{aligned}$$

The table lists the number of daily newspapers published in the United States for various years.

(a) Plot the data in the viewing rectangle [1895,2005,10] by [0,3000,1000].

(b) Use the midpoint formula to estimate the number of newspapers in 1930. Compare your answer with the true value, which is 1942.

Manuel has x dollar-deductible collision insurance. His car is involved in an accident, and has w dollars worth of damage to it, where $x>w$. How much must the insurance company pay him for the damages?