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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John, 55, is being interviewed for a role at an extremely busy front service desk. With his 40 years of work experience at the forefront of various companies
Rephrase: if your grandparent had a smoking issue when they were ages 9 and 12, their sons would likely become overweight and obese
Question: Identify who the stakeholders are and how will they be affected by how Dr. Yeung resolves this dilemma.
Summarize the following: - Behaviorism's classical conditioning, operant conditioning, and associative learning - Cognitivism's social learning theory
Politicians may use sports in which of the following ways? Question Select one: a. They may use their fame as athletes as an aid to getting
Based on the essay, "Mother Tongue" by Amy Tan, participate in the following Discussion and follow directions closely
Which of the following individuals might experience grief? Katrina, who just gave birth to her first baby. Mercutio, whose dog, Max, was just diagnosed