Probabilities for three states of the economy and probabilities for the returns on a particular stock in each state are shown in the table below.

$$\begin{array}{lclc}\hline &&&\textbf{Probability of Stock}\\ &\textbf{Probability of}&\textbf{~~~~~~~Stock}&\textbf{Performance in Given}\\ \textbf{State of Economy}&\textbf{Economic State}&\textbf{Performance}&\textbf{Economic State}\\\hline \text{Good}&.3&\text{Good}&.6\\ &&\text{Neutral}&.3\\ &&\text{Poor}&.1\\\hline \text{Neutral}&.5&\text{Good}&.4\\ &&\text{Neutral}&.3\\ &&\text{Poor}&.3\\\hline \text{Poor}&.2&\text{Good}&.2\\ &&\text{Neutral}&.3\\ &&\text{Poor}&.5\\\hline \end{array}$$

What is the probability that the economy will be neutral and the stock will experience poor performance?

Economy worries. During the week of April 15, 2013, a Gallup Poll requested 1500 U.S. adults, aged 18 or over, how they rated economic conditions. Only $17 \%$ rated the economy as Excellent/Good. Make a $95 \%$ confidence interval for the true proportion of Americans who rated the U.S. economy as Excellent/Good.

Determine what the approximation represents and how good the approximation is.

$$\sum_{n=1}^{\infty} \frac{(-1)^{n+1}(x-1)^n}{n}$$

At f = 100 MHz, show that silver $\left(\sigma=6.1 \times 10^{7} \mathrm{S} / \mathrm{m}, \mu_{r}=1, \varepsilon_{r}=1\right)$ is a good conductor, while rubber $\left(\sigma=10^{-15} \mathrm{S} / \mathrm{m}, \mu_{r}=1, \varepsilon_{r}=3.1\right)$ is a good insulator.

Some parents let their infants go to sleep with a bottle of apple juice. Discuss, with reasons, whether this is a good or a bad idea.

The emperor used falsified news stories to _____ the public into believing in fictional enemies, while his Department of Information enshrouded the population in ignorance by cutting off all Internet access to the world beyond their borders. A. delude B. obtrude C. dally D. cogitate E. broach.

Fill in the blank with the term that best complete the sentence. A good scientific ____ can be repeated by someone else, and the same results will be found.

Read the following passage. Then answer the questions below it.

The country Fox and the city Cat were chatting one day. The Fox bragged forever about all his tricks. "I am so good! No matter what the danger, I have one hundred tricks to save myself."

Is the word good in the third sentence an adjective or an adverb?

Your friend defines a right angle as an angle that is greater than an acute angle. Use a biconditional to show that this is not a good definition.

The local news in an urban area reports an ozone concentration of 110 ppb on a hot summer day. What is the concentration of ozone in units of ppm and volume percent? How many ozone molecules are inhaled in one breath that contains 3.3 X 10$^{-2}$ moles of air?

The Nickels restaurant chain regularly conducts surveys of its customers. Respondents are asked to assess food quality, service, and price. The responses are: Excellent, Good, Fair. Surveyed customers are also asked whether they would come back. After analyzing the responses, an expert in probability determined that 87% of customers say that they will return. Of those who so indicate, 57% rate the restaurant as excellent, 36% rate it as good, and the remainder rate it as fair. Of those who say that they won’t return, the probabilities are 14%, 32%, and 54%, respectively. What proportion of customers rate the restaurant as good?

Unlike metals, solid nonmetals are a. good conductors of heat and electric current. b. malleable. c. dull and brittle. d. ductile.

A good substitute for the word volatile in line 22 would be

A. insatiable.

B. undetermined.

C. unlikely.

D. unpredictable.

E. underestimated.

In a slow year, Deutsche Burgers will produce 2 million hamburgers at a total cost of $3.5 million. In a good year, it can produce 4 million hamburgers a total cost of$3.5 million. In a good year, it can produce 4 million hamburgers at a total cost of $4.5 million. What are the fixed and variable costs of hamburger production?