By best estimates, spoken human language emerged _____ years ago.
A) 3,000
B) 6,000
C) 1 to 3 million
D) 3 to 6 million
C) 1 to 3 million
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Of the following, which is the most common source of cognitive disabilities?
A. chromosomal errors B. the absence of an extra chromosome C. single-gene disorders D. exposure to radiation
If two samples from the same population are the same size and have the same mean, then they will have the same t statistic
Indicate whether the statement is true or false
James is going to the store to buy the following items: shampoo, ice cream, bananas, bread, juice, milk, toothpaste, and pretzels. Instead of making a list, he repeats the list over and over to himself and comes home with only the shampoo, ice cream, and bananas. James was using __________ rehearsal and remembered only the first few items on the list due to the __________ effect.
A. elaborative; primacy B. maintenance; primacy C. maintenance; recency D. elaborative; recency
Of those individuals surveyed with access to the Internet, ________ indicate they use it to date "at least occasionally."
a. 10-15% b. 20-25% c. 41-45% d. 70-75%