When have Gallup's predictions been the least accurate?
a. when there has been a female candidate
b. when there is a prominent third-party candidate
c. during economic crises
d. when the incumbent is seeking reelection
Question 2
In 1948, the Chicago Daily Tribune wrongly predicted that Republican Thomas E. Dewey would beat incumbent President Harry S. Truman. Knowing what you know about the accuracy of various polls, what kind of poll would most likely have led the Tribune to make this erroneous prediction?
a. an exit poll
b. a push poll
c. a random-digit dialing poll
d. a straw poll
A colourful male guppy courting a female guppy: What are the influences of mate selection by female
external structure of female reproductive system
Comparison of (a) male and female skulls and (b) male and female pelves.
Male to Female Sex Ratio at Birth vs. PCB Concentration in Maternal Serum