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Q1. What is probability of observing 61325 when rolling fair dice?
Probabilities for fair dice: P(1)=P(2)=P(3)=P(4)=P(5)=P(6)=1/6
Q2. What is probability of observing 61325 when rolling loaded dice?
Probabilities for fair dice: P(1)=P(2)=P(3)=P(4)=P(5)= 0.1 and P(6)=0.5
Burnwood Tech plans to issue some $60 par preferred stock with a 6% dividend. A similar stock is selling on the market for $70. Burnwood must pay flotation costs of 5% of the issue price.
In a marketing study, 100 consumers were asked to select the best digital music player from the iPod, the iRiver, and the Magic Star MP3. To summarize the consumer responses with a frequency table, how many classes would the frequency table have?
What is the probability that none of three randomly chosen persons areallergic to this drug . what is the probability that at least one person is allergic to this drug.
A researcher claims that the average age of people who buy lottery tickets is 70. A sample of 30 is selected and their ages are recorded as shown below.
What characteristic (or property of random samples) could be observed during the sampling process?
The expense ratio of a mutual fund measures the percentage of the fund's assets used to pay for annual administrative overhead. Funds with higher ratios spend more of the fund's return to operate the fund.
What can we conclude from these figures at a level of significance of .01?
The correlation between IQ and the verbal SAT score among the seniors at GWB High School is .90; it is significant. The mean IQ is 100 with a standard deviation of 10.
Assume gasoline prices for a region are normally distributed. Do the data you obtained provide enough evidence to reject the claim? Use a 1% level of signi?cance.
To test whether the population mean is less than a specified value.
Is the transportation model the example of decision making under certainty or decision making under uncertainty? Provide the real-world example illustrtating why it is certainty or uncertainty.
Of those mountain climbers who attempt Mt. McKinley, only 65% reach the summit.In a random sample of 16 mountain climbers who are going to attempt Mt. McKinley, what is the probability of each of the following?
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