The critical value is__________________________________
a) the value found after calculating a test statistic
b) the value needed to determine a valid study
c) the value needed to determine a reliable study
d) the value needed to reject the null hypothesis
d
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Answer the following statement(s) true (T) or false (F)
1. The best way to draw a sample is to ensure that the demographic characteristics of the sample and the population are exactly the same. 2. Generalizability means that we can generalize from the population to the sample. 3. Random sampling is a method for drawing representative samples.
Which of the following is an example of a threat to environmental security as presented by the UN Development Programme?
a. Children eat food that does not provide them with enough protein. b. A population lives close to a nuclear plant that had a meltdown. c. A family lives 100 miles away from the nearest medical facility. d. An ethnic minority is often harassed and abused by the ethnic majority.