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Question: Suppose that in a certain population, individuals' heights are approximately normally distributed with parameters μ = 70 and σ = 3 in.
a. What proportion of the population is over 6 ft. tall?
b. What is the distribution of heights if they are expressed in centimeters? In meters?
Select 10 from the following list of terms. Provide the identification and explain the significance of the terms you have selected.
An industrial chemical to retard the spread of fire in paint has been developed. From past experience, 48% of sales calls will result in an order.
Can you show me an example of this? I am a nurse, can you show me an example from the health care field to help me to understand this?
WLD Incorporated, a national data-collection agency, estimates that 55% of all customers at home warehouse stores (in the United States) own their own home.
the following information gives the number of days absent from work for a population of 5 workers at a small factory.
Based on these sample data, is there sufficient evidence to conclude that the distribution of service time is not normally distributed?
what is the correct interval of values within one standard deviation of the mean if the mean of a certain set of data
As judged by the information contained in the performance report, should the vice president be concerned about the company's labor variances? Why?
On average, C&C wash-down motors operate for 15,000 hours with a standard deviation of 1,250 hours before failing. The number of operating hours before failure is approximately normally distributed.
Construct a 99% confidence interval for the difference (control-experimental) in average times for the two groups. Does this interval confirm your conclusions in part a?
RETAIL SALES The probability that a shopper in a certain boutique will buy a blouse is .35, that she will buy a pair of pants is .30 and that she will buy.
Using the z-score of ±1.645 for the 5 percent cutoff and the z-score of ±1.96 for the 2.5 percent in the tail, identify the subject identification (ID) number for subjects who are closest to the cutoff for the upper 2.5 percent and 5 percent of th..
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