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Hospital records indicated that maternity patients stayed in the hospital for the number of days shown in the following table:
A survey of 254 students showed that 155 of them received academic awards, 152 received athletic awards, and 110 received both.
In this activity, you will explore some ideas of probability by using Excel to simulate tossing a coin and throwing a free throw in basketball.
An MBA graduate is applying for nine jobs, and believes that she has in each of the nine cases a constant and independent 0.48 probability of getting an offer
A professor is giving a T/F test in your history class. Statistics show students who do not study for the test but attend class have a 70% chance
The table below represents the results of a survey of 1000 workers in Q1 2009 as to which benefit they find is the most important.
The estimation of the population average family expenditure on food based on the sample average expenditure of 1,000 families is an example of
A real estate agent has four houses to sell before the end of the month by contracting prospective customers one by one
Last week Sarah had exams in Math and in Spanish. On the math exam, the mean was m = 40 with s = 5, and Sarah had a score of X = 45
Laptop computers produced by a company have an average life of 38.36 months. Assume that the life of a computer is exponentially distributed
In a shipment of 40 television, 3 are defective. if 2 television sets are randomly selected and tested without replacement
Perform a hand simulation for the first three customers to arrive at a ticket booth to purchase a ticket
In a typical month, an insurance agent presents life insurance plans to 40 potential customers. Historically, one in four such customers chooses to buy life
The weekly demand for Fiat car sales follows a normal distribution with mean 50,000 cars and standard deviation 14,000 cars.
The mean of a normal probability distribution is 400 pounds. The standard deviation is 10 pounds.
The probability that a pumpkin seed will germinate is 70%. A gardener plants in batches of 12.
A candy maker produces mints that have a label weight of 20.4 grams. Assume that the distribution of the weights of these mints is N(21.37, 0.16)
18 owned tents, 15 owned sleeping bags, 14 owned camping stoves, 6 owned both tents and camping stoves, and 10 owned both sleeping bags and camping stoves:
Let the random variable X have the p.d.f.
Expectation of product of independent stochastic variables
Share the practical applications of the study, How would the results of this survey be used in the workplace?
Katherine D'Ann is planning to finance her college education by selling Programs at the football games for State University. There is a fixed cost of $400
A box contains 10 components of which 4 are damaged. You select 3 components from the box, one at a time without replacement
Who was the inventor of the correlation?
A baseball team loses $10,000 foe each Consecutive day it rains. Say X,the number of consecutive days it rains at the beginning of the season