Supposing a binomial distribution
It is known that 10% of the calculators shipped from a particular factory are defective.
Supposing a binomial distribution, determine the probability that none in a random sample of four calculators is defective?
0.3439
0.2916
0.0010
0.6561
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Assume the diameter of rugs are normally distributed with a mean of 4.00 feet and a standard deviation of 0.38 feet. What is the probability of sampleing a set of 40 rugs and finding their mean to be more than 4.10 feet in diameter?
Suggest two data sets A and B. The sets are identical except the high value of the data set B is three times greater than the high value of data set A.
Suppose that womens heights are normally distributed with mean given by 63.1 inches, and standard deviation given by 3.1 inches. If only 1 woman is randomly chosen, determine the probability that her height is less than 64inches.
Market research might be employed to revise these probabilities. In the past, given the product was successful, 90 percent of time the market research was used. But, of the products that were not successful, 20 percent of time market research was
A study was done to compare people's religion with how many days that they have said they have been calm in the past three days.
Sales of the first Quality Mini Buses were as follows: 250 yellow, 150, green, and 100 blue. Suppose the relative frequency method is used to assign probabilities for color choice and the color of each car sold is independent of that of any other
The roads recently paved by low bidding company revealed an average of two defects per mile after being used for one year. Using a Poisson distribution, if the county retains the same paving company, what is the probability of 1 defects in any 1 m
The Wechsler Adult Intelligence Scale is an IQ score obtained through test, and the scores are normally distributed with mean of 100 and a standard deviation of 15. A bell shaped graph is drawn to represent this distribution.
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