Explain the difference between a stratified sample and a cluster sample.
a. in a stratified sample, random samples from each strata are included.
b. in a cluster sample, the only samples possible are those including every kth item from the random starting position.
c. in a cluster sample, every sample of size n has an equal chance of being included.
d. in a cluster sample, random samples from each strata are included.
e. in a stratified sample, the only samples possible are those including every kth item from the random starting position.

The speech president kennedy's report to the american people uses logos, ethos, and pathos, which are

It warportant fact about the wounded soldiers is reflected by the repetition of the bolded sentences in the excerpts from "in another country" by ernest hemingway? a. it establishes the irony that, although the wounded soldiers have physically left the warfront, the war continues to haunt them psychologically it shows the gradual loss of hope and growing depression of the wounded soldiers and their need for distractions b. c. it establishes the wounded soldiers' determination to shun war and disobey military commands to return to the front after they recover. d. it shows the wounded soldiers' sadness and disappointment at the lack of gratitude from the people they risked their lives to protect e it shows the wounded soldiers' belief that the war would never end, even as thousands of soldiers were killed or wounded and sent to hospitals.

Read this passage from geoffrey lean’s “one poor harvest away from chaos”: on wednesday, the food and agriculture organisation (fao) reported that global food prices has hit a record high and were likely to go on rising. . that is bad enough for britain, adding to the inflationary pressures from the soaring cost of oil and other commodities, not to mention the vat increase. but for the world’s poor, who have to spend 80 percent of their income on food, it could be catastrophic. why is the passage an example of deductive reasoning? a. the author is appealing to the feelings and emotions of the audience b. the author starts with specifics, using them to probe a general point. c. the author is starting with a general topic and moving to more specific information d. the author is showing that he biased against poor people