Calculus and Above

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STATISTICS PROBLEM The time college students spend watching
STATISTICS PROBLEM The time college students spend watching YouTube videos each day is normally distributed with a mean of 68 minutes and a standard deviation of 24 minutes.What is the probability tha… read more
Sandhya_sharma
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Suppose the heights of 18-year-old men are approximately
Suppose the heights of 18-year-old men are approximately normally distributed, with mean 69 inches and standard deviation 1 inches. (a) What is the probability that an 18-year-old man selected at rand… read more
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The sample space for tossing 3 coins consists of how many
The sample space for tossing 3 coins consists of how many outcomes?a. 8 b. 6 c. 4 d. 2 e. It cannot be determined… read more
Sandhya_sharma
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1. When 3 marbles are drawn from a bag without replacement.
1. When 3 marbles are drawn from a bag without replacement. There are 5 purple, 6 green, 2 blue and 4 white marbles in the bag. Find the probability of getting.a) All green marbles. b) A purple, then … read more
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1. Find the indicated z score. The graph depicts the
1. Find the indicated z score. The graph depicts the standard normal distribution with mean 0 and standard deviation 1. The indicated z score is? (Round to two decimal places as needed.) 2. Assume tha… read more
GLENN GILONGOS
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ATTENTION RYAN:STASTIC HOMEWORK1. The amount of Jen's
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Problem 7.14 The distribution of grades in an introductory
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Mr. Gregory White
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For the problems that require a written response, please use
For the problems that require a written response, please use proper English and complete sentences. Your definitions and explanations should be explicit and meaningful from a statistical viewpoint. Wh… read more
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The monthly incomes for 12 randomly selected people
13.) The monthly incomes for 12 randomly selected people, each with bachelor's degree in economics, are shown on the right: 4450.77 4596.43 4366.21 4455.62 4151.34 3727.06 4283.99 4527.57 4407.44 3946… read more
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(3) An analyst processes one item every 30 minutes, so 16 items
(3) An analyst processes one item every 30 minutes, so 16 items are completed in her first day of work. Her manager checks her work by randomly selecting an hour of the day, then reviewing all the ite… read more
JACUSTOMER-yrynbdjl-
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1) Given a level of confidence of 95% and a population standard
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Subject: Quantitative approach to business decision-I need
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1. Consider a population with mean μ = 77.6 and(Standard Deviation)
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A professor gave an exam and noted that the grades of her students
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Find the margin of error for the given values of c, s, and
Find the margin of error for the given values of c, s, and n. C=0.90, s=3.9, n=49 E=_________ (Round to three decimal places as needed) Construct the confidence interval for the population mean µ. C= … read more
Chirag
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Hello Greg, I have more work if you want. 1. Consider a
Hello Greg, I have more work if you want. 1. Consider a population with and (A) Calculate the z-score for from a sample of size 14. (B) Could this z-score be used in calculating probabilities using Ta… read more
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To susan athena 1) an incoming freshman took her schools placement
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1.Assume that the weight loss for the first month of a diet
1.Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform distribution… read more
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