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1. Most Poll samples are based on random digit dialing of telephone numbers. This does produce a random sample of those with a phone number, but are any Americans left out of the sample? Do you think American who have no home phone or cell phone are different in any politically meaningful ways from Americans who do have a phone?
2. What do public opinion polls reveal about the attitudes younger Americans have toward government since 9/11?
3. An overwhelming majority of Americans express support for the freedoms of political minorities in the abstract. Yet when asked whether they support freedom of speech of atheists, communists, or neo-Nazis, many say no. What do you think explains this contradiction?
What is a correlation coefficient? What do the size and sign of the correlation coefficient tell us about the relationship between variables?
What is the expected total activity time in weeks for each of the five separate paths through the network? What is the critical path for the network and associated overall project completion time in weeks?
The second letter that falls off is an "A" knowing that the first letter that fell off was a "M"
1.suppose we have a loaded die which gives the outcomes 1 through 6 according to the probability distributionnbspnote
A certain disease has an incidence rate of 0.3%. If the false negative rate is 6% and the false positive rate is 4%, compute the probability that a person who tests positive actually has the disease.
in a library of 3000 songs 50 are from a particular group. the library is shufled and played until the kth song from
why the rise in performance on IQ tests contrasts with a steady decline in performance over the past decades on many standardized tests,
Jack in the Box offers hamburgers, turkey burgers, and chicken. They also offer two kinds of drinks Pepsi and ice tea and two flavors of ice cream vanilla and strawberry. What is the probability of a customer ordering chicken, an ice tea and strawb..
A gender selection method is effective in helping couples have baby girls, and among 45 babies, 24 are girls. Create subjective estimates to conclude that the evidence does support the claim or that the evidence does not support the claim. Use the..
Frequent checks of unfilled orders at end of day reveal that distribution of unfilled orders follows Poisson distribution with mean of two orders. Sketch the histogram representing Poisson probability distribution of unfilled orders.
is there a relationship between x rate of poverty measured as percent of population below poverty level and y rates of
Provide a discussion that supports the assumption that the variance of savings increases with family income.
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