Number of students scoring
Suppose the test scores of 340 students are normally distributed with a mean of 65 and standard deviation of 3. What is the number of students scoring between 78 and 91?
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On way back, wind is still blowing at same speed, so return trip only takes 1hr and 12 mins. Determine speed in still air, and how fast is wind blowing?
A cognitive psychologist is testing the affect of the employ of imagery on the memory of students. He collected the following data on a memory test after the learning situation where imagery was used on half of the participants.
Assume that the circle passes through vertex and x-intercept s of the parabola y= x^2 - 2bx, where b>0. Illustrate that circumference of circle as the function of b is C=πb^2 + π.
Determine the probability that an individual tiger will weigh more that 300 lbs P(x > 300). Determine the probability that a random sample of 4 tigers will weigh between 200 and 350 lbs P(200<x<350)
Llantas Inc. claims that average life of certain tire is greater or equal than 25,000 miles under normal driving situations. A random sample of 16 tires is tested. The mean of the sample is 24,000 miles and the standard deviation of the population
The company's sales are seasonal with peak in mid-December and lowest point in mid-June. Company makes $100,000 in sales in December, and only $20,000 in June.
Lice are pesky problem for children and is unrelated to cleanliness. The lifetime of lice which have fallen off scalp on bedding is aprox normal distributed with a mean of 2.2 days and a standard d of 0.4 days what % of lice live
Suppose that the average annual salary for worker in the US is 31,000 and that annual salaries for Americans are normally distributed with standard d equal to 7,000. Find the following:
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What is the role of knowledge-oriented leadership and employee retention in banks? What is the role of employee empowerment in customer retention?
Based upon your memos, dashboard, risks and mitigation strategies, and plan to address customer concerns. Your supervisor approved the people part of the transf
The purpose of this discussion is to help you begin developing your introduction for Paper 2 by choosing a topic, clearly stating your stance, and identifying
Explain how you would go about developing a ticket policy for your school that complies with the 2010 ADA requirements.
Termination of treatment can be tricky. Oftentimes, clients are not ready to discontinue treatment believing they require continued support
Choose one of the following controversial statements: Obesity is caused by a lack of willpower. There are large differences between men and women's cognitive ab
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