______________ was a toolmaking technique whereby small flakes are struck off by pressing against the core with a bone or antler tool.

The earliest solid evidence of human occupation in Australia can be dated to more than _________ years ago. 

_____________ was a toolmaking technique common in the Upper Paleolithic.

Which of the following is NOT a language family of the three waves of Native American migrants?

uppose a student has to appear for two tests. The probability that he will pass the first test is 0.7. If he passes the first test, the probability that he passes the second test is 0.8. Furthermore, if he fails the first test, the probability that he passes the second test is 0.6. C shows ……………………………(Take two digits after the decimal point)

 Classify the following random variable according to whether it is discrete or continuous. The number of cups of coffee sold in a cafeteria during lunch.

uppose a student has to appear for two tests. The probability that he will pass the first test is 0.7. If he passes the first test, the probability that he passes the second test is 0.8. Furthermore, if he fails the first test, the probability that he passes the second test is 0.6. E shows ……………………………(Take two digits after the decimal point)

A sample space consists of six simple events, S = {E1, E2, E3, E4, E5, E6}. If P(E1) = 0.10, P(E2) = 0.14, P(E3) = 0.4, P(E4) = 0.20, P(E5) = 0.10, and P(E6) = 0.06. Are events B and C mutually exclusive?

The table shows test results for 200 students who took a GED test. Find  = ……………… (Take two digits after the decimal point)

What will be the probability of getting zero if a dice is thrown?