Reference no: EM13844411
1. The singular form of the word "dice" is "die". Tom was throwing a six-sided die. The first time he threw, he got a three; the second time he threw, he got a three again. What's the probability of getting a three at the third time?
2. There are 30 table tennis balls in the box: 6 are green, 10 are red, and 14 are yellow. If you shake the box and then randomly select one ball from the box, what's the probability that you will get a red one:
3. Rachel was flipping a coin with Jerry. She told jerry: "I am able to get all heads in two tosses." Jerry laughed at her: "No, the probability of getting two heads at two tosses is only__"
4. Jennie and Alex both wanted to get a free ticket for a College Music concert. However, the concert staff told them the tickets were limited. Twenty people wanted to attend the concert but only 10 free tickets were left. So the concert center staff decided to use a lottery to decide who would receive the free tickets. What's the probability of Jennie and Alex both getting free tickets?
5. Laura and Melissa were playing dice. What the probability of Laura and Melissa both getting a 6?
6. In a statistics class with 36 students, the professor wanted to know the probability that at least two students share the same birthday. The probability will be___
a. 0.1
b. Much smaller than 0.1
c. Much bigger than 0.1
d. Not possible
7. If you throw a die for two times, what is the probability that you will get a one on the first throw or a one on the second throw (or both)?
8. Jerry got a box full of colorful candy balls. There were 50 of them: 20 red, 10 green, 12 yellow and 8 blue. After shaking the box, he randomly selected 2 candy balls from the box. What's the probability that the first one was blue and the second one was yellow?
9. Jerry got a box full of colorful candy balls. There were 50 of them: 20 red, 10 green, 12 yellow and 8 blue. After shaking the box, he randomly selected 2 candy balls from the box. What's the probability that the first is blue and the second one is also blue?
11. (11) Many researchers have argued that the TB skin test is not accurate. Imagine that the TB skin test is only 70% accurate. Sarah is thinking about having the test. Before she has the test she wonders the probability that she has TB. The probability of Sarah having TB is ...
a. 70%
b. 35%
c. 30%
d. More information needed to calculate
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A sample of 250 adults tried the new multi grain cereal
: A sample of 250 adults tried the new multigrain cereal "Wow!" A total of 187 rated it as excellent. In a sample of 100 children, 66 rated it as excellent. Using the 0.1 significance level, the researcher wishes to show that adults like the cereal bet..
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Ompare and contrast accounting treatment for type a leases
: Compare and contrast the accounting treatment for Type A leases and Type B leases. Discuss whether you support the classification under IAS 17 or the proposed classification in the Exposure Draft.
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According to analysis by usa today
: According to analysis by USA Today, air flight is so safe that a person would have to fly every day for more than 64,000 years before dying in an accident. How can such a statement be justified?
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Role of inheritance in object-oriented programming
: role of inheritance in object-oriented programming
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What''s the probability of getting a three
: 1. The singular form of the word "dice" is "die". Tom was throwing a six-sided die. The first time he threw, he got a three; the second time he threw, he got a three again. What's the probability of getting a three at the third time?
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Suspension of disbelief
: When we attend a film, in a way there is not the same kind of "suspension of disbelief" as there is with theater. Rather we demand more "realism" be portrayed in the film. Yet in a way we are suspending disbelief just as much, just changing its fo..
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Explain the meaning of polymorphism
: Explain the meaning of polymorphism
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Store sells a particular brand of monochrome
: A small retail store sells a particular brand of monochrome and color television sets. Each monochrome set that is sold earns a profit of $100, while each color set earns $200 profit. The manager of the store estimates that the weekly demands for eac..
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Discussion and critical thinking
: 1. Which sentence is the better topic sentence, the first or the third? Explain why.
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