Write True if the statement is true. If the statement is false, change the underlined word or words to make the statement true. ____ Federal laws in the U.S. require that GM foods be labeled as such.

In Exercise given below, use the laws of exponents to simplify the algebraic expressions. Your answer should not involve parentheses or negative exponents.

$$\frac{(25 x y)^{3 / 2}}{x^2 y}$$

Why has the federal government passed laws intended to encourage businesses to buy more capital goods? Given time, what should this do to the location of the economy’s PPF?

Hoping to learn what problems may resonate with voters in the coming election, the campaign director for a mayoral candidate selects one block at random from each of the city's election districts. Staff members go there and interview all the residents they can find.

Identify the next items (if feasible). If you can't suggest, then say so-this often happens when we read about a survey.

f) Any potential sources of bias you can detect and any issues you see in generalizing to the population of interest

A data set gives the ages of voters for a city election. Classmate A says the data should be displayed in a bar graph, while Classmate B says the data would be better displayed in a histogram. Who is correct? Explain.

Kepler's laws tell us that a planet moves faster when it is closer to the Sun than when it is farther from the Sun. What causes this change in the speed of the planet?

The preference table gives the results of a straw vote among three candidates, A, B, and C.

$$\begin{array}{|l|c|c|c|c|} \hline \text{Number of Votes} & 10 & 8 & 7 & 4\\ \hline \text{First Choice} & C & B& A & A\\ \hline \text{Second Choice} & A & C & B & C\\ \hline \text{Third Choice} & B & A & C & B\\ \hline \end{array}$$

In the actual election, the four voters in the last column who voted A, C, B. Using the plurality-with-elimination method, which candidate wins the actual election?

Evaluate the limit and justify each step by indicating the appropriate Limit Laws.

$$\lim _{t \rightarrow-1}\left(5 t^2-3 t+2\right)$$

Use the Laws of Logarithms to rewrite the expression in a form with no logarithm of a product, quotient, root, or power.

$$\ln \left(\frac{x^3 \sqrt{x-1}}{3 x+4}\right)$$

Simplify using the Laws of Exponents.

$$\frac{(-2)^{5} \cdot(-3)^{4} \cdot(-5)^{3}}{(-2)^{3} \cdot(-3) \cdot(-5)^{2}}=$$

Describe a situation in which one system exerts a force on another and, as a consequence, experiences a force that is equal in magnitude and opposite in direction. Which of Newton's laws of motion apply?

Calculate these expressions in your head. Use the Laws of Exponents to help you. $(a) \frac{18^{5}}{9^{5}} \text { (b) } 20^{6} \cdot(0.5)^{6}$

In the 2012 presidential pre-election surveys, Pew Research sampled 1,112 likely voters during October 4-7, 2012, and asked if they were planning to vote for Obama, and then asked the same question of a sample of 1,495 likely voters taken from October 24-28, 2012. However, in their last survey taken October 31-Novembe r 3, 2012, just before the election held on November 6, 2012, they asked this question of a sample of 2,709 likely voters. Why do you think Pew did this?

Conduct a test to determine whether Democrats and Republicans (PARTY: 1 = Democrat and 2 = Republican) differ in how much they thought about the upcoming election for president (THOUGHT: 1 = Quite a lot, 5 = Only a little).