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Explain probability using Binomial distribution. A university found that 20% of its students remove without completing the introductory statistics. Presume that 20 students registered for the cours
At the 0.10 level of significance, is the coin biased toward heads? Explain your decision rule and calculations.
Explain Probability using Binomial distribution. Nine percent of undergraduate students transmit credit card balances greater than $7000
Last month the mean waiting time at the drive through window of a fast-food restaurant was 3.7 minutes. The franchise has installed a new course intended to reduce waiting time.
Explain probability using normal distribution. What the probability that the return for common stocks will be greater than 0%.
Explain probability using hyper geometric distribution. The City Transit Authority plans to hire eight new bus drivers.
In a survey of 1,040 adults conducted by American Express Incentive Services, 593 responded that they would prefer being given $100 before a day off from work. At a 5 percent level of significance,
A tire manufacturer produces tires that are believed to have a mean life of as a minimum 25,000 miles when the production process is working correctly.
Explain Probability using hyper geometric distribution. An Electronic baseball games manufactured by Tempco Electronics are shipped in lots of 25.
Explain probability using hyper geometric distribution. A shelf in the Metro Department Store contains 85 coloured ink cartridges for a popular ink-jet printer. Eight of these cartridges are defecti
The quality-control manager at a light bulb factory needs to find out whether the mean life of a population of light bulbs is equal to 375 hours. A random sample of 64 light bulbs indicates the samp
Explain probability using hyper geometric distribution. A customer from Cavallaro's Fruit Stand picks an example of 5 oranges at random from a crate containing 80 oranges of which 6 are rotten.
Someone claims that the mean age of residents of a certain neighbourhood is 50, but you suspect that the mean age is actually higher than that. A sample of 36 residents reveals a mean age of 53, wit
Explain probability using binomial distribution. An exam contains of 10 true-or-false questions
Classification which of the following are continuous variables and which are discrete.
Explain Gender based probability. Presume the probability of a boy being born is the same as the probability of a girl being born.
Mean standard deviation and required probability for the given probability distribution.
Explain basic probability with cards. Two cards are chosen at random without replacement from a well-shuffled deck of 52 playing cards
Sara is a 60 year old Anglo female in reasonably good health. She wants to take out a $50,000 term (that is, straight death benefits) life insurance policy until she is 65. The policy will expire on
Define Basic probability set theory. Fifty raffle tickets are numbered 1 through 50 as well as one of them is drawn at random.
National figures reveal that the possibility of a youth offender on probation committing another crime is 0.80. (This is called "recidivism.") After a special government program intended to
Explain basic probability - set theory. In a survey conducted to realise how long Americans keep their cars 2000 automobile owners were asked how long they plan to keep their present cars
The one-time fling! Have you ever purchased an article of clothing, worn the item once to a party, and then returned the purchase? This is called a one-time fling. About 10 percent of all adults del
Define Basic probability - set theory. The subsequent table compiled in 2004 gives the percent of music downloaded from the United States and other countries by U.S. users
Trevor is interested in purchasing the local hardware sporting goods store in the small town of Dove Creek, Montana. After examining accounting records for the past several years, he found that the