举一反三
- A binomial distribution for which the number of trials n is large can well be approximated by a Poisson distribution when the probability of success, p, is:
- In a continuous probability distribution, the random variable: A: is limited to certain values. B: may be any value within a certain range. C: may have a probability greater than 1.00. D: is discrete.
- Most supermarkets have installed the automatic checkout lanes for customers,
- Which of the following statements is not a property of the normal probability distribution?
- After preparing the probability distribution of cost outcome for a project, the estimate, with a 15% probability of being exceeded, is approximately one standard deviation （）. A: below the mean B: above the median C: above the mean D: above the median
内容
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16. What does the speaker say some customers do when they arrive at the check-out counter?
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What is your objective on Gear Up Gear 1: Customers? A: Find out how many customers there are for your innovation B: Find out the customer’s “pain” or problem C: Find out how much of a price discount the Late Majority customers want before they will buy D: Find out which competitor’s products the customers are comparing with your innovation E: Find out how long it will take for your innovation to reach “Main Street”
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The probability density function for a uniform distribution ranging between 2 and 6 is A: 4 B: undefined C: any positive value D: 0.25
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In commerce a good salesman is one who____. A: sells something a customer does not particularly want B: always has in stock the thing the customer wants C: can find out quickly the goods required D: does not waste his time on difficult customers
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After preparing the probability distribution of cost outcome for a project, the estimate, with a 15% probability of being exceeded, is approximately one standard deviation ______ . A: A) below the mean B: B) above the median C: C) above the mean D: D) above the median