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Statistics Homework 1. The true sampling error is usually
Statistics Homework 1. The true sampling error is usually not known because a. The population mean is unknown b. The population mean is a random sample c. The variance is unknown d. The standard devia… read more
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Suppose that we will randomly select a sample of 64 measurements
Suppose that we will randomly select a sample of 64 measurements from a population having a mean equal to 20 and a standard deviation equal to 4. a.) Describe the shape of the sampling distribution of… read more
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The amount of a juice dispensing machine pours into a 12 ounce
The amount of a juice dispensing machine pours into a 12 ounce can of juice follows a normal distribution with a standard deviation of 0.14 ounce. Every can that has more than 12.35 ounces of juice po… read more
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The amount of a juice dispensing machine pours into a 12 ounce
The amount of a juice dispensing machine pours into a 12 ounce can of juice follows a normal distribution with a standard deviation of 0.14 ounce. Every can that has more than 12.35 ounces of juice po… read more
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A normal distribution is a continuous probably distribution
A normal distribution is a continuous probably distribution where all ordered pairs must be above 2 and 0. The graph itself is of a “bell shaped nature” with a peak at the mean, and is commonly referr… read more
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Every measurement has a measurement uncertainty. Discuss how
Determine whether each of the distributions given below represents a probability distribution. Justify your answer. (A) x1234 P(x)1/125/121/31/12 (B) x368 P(x) 2/10.51/5 (C) x20354050 P(x)0.4-0.20.50.… read more
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The process that produces Sonora Bars (a type of candy) is
The process that produces Sonora Bars (a type of candy) is intended to produce bars with a mean weight of 56 gm. The process standard deviation is known to be 0.77 gm. A random sample of 49 candy bars… read more
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M Hasan 1. Determine whether each of the distributions
M Hasan 1. Determine whether each of the distributions given below represents a probability distribution. Justify your answer. (A) x 1 2 3 4 P(x) 1/12 5/12 1/3 1/12 (B) x 3 6 8 P(x) 2/10 .5 1/5 (C) x … read more
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The Sony Corporation produces a Walkman that requires two AA
The Sony Corporation produces a Walkman that requires two AA batteries. The mean life of these batteries in this product is 35.0 hours. The distribution of the battery lives closely follows the normal… read more
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An orange juice producer buys all his oranges from a large
An orange juice producer buys all his oranges from a large orange grove. The amount of juice squeezed from each of these oranges… read more
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14. Describe in your own words what is meant by line of ...
14. Describe in your own words what is meant by “line of best fit”. 15. In your own words, state the primary purpose of: a. linear correlation analysis b. regression analysis 16. You are given the fol… read more
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9. The diameters of oranges in a certain orchard are
9.The diameters of oranges in a certain orchard are normally distributed with a mean of 5.26 inches and a standard deviation of 0.50 inches. a.What percentage of the oranges in this orchard have diame… read more
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1. explain why the normal distribution can be used as an ...
1. explain why the normal distribution can be used as an approximation to the binomial distribution. What conditions must be met to use the normal distribution to approximate the binomial distribution… read more
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8. consider a binomial distribution with 15 identical
8. consider a binomial distribution with 15 identical trials, and a probability of success of 0.5 a)find the probability that x=2 using the binomial tables. b)use the normal approximation to find the … read more
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Use the given degree of confidence and sample data to find ...
Use the given degree of confidence and sample data to find a confidence interval for the population standard deviation . Assume that the population has a normal distribution. The amounts (in ounces) o… read more
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i have about 30 questions to turn in but i have a meeting ...
i have about 30 questions to turn in but i have a meeting to go to and cant get them in on time. how much would you like me to put in for you to answer these basic statistic questions… read more
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The amount of time spent by a customer visiting an ...
The amount of time spent by a customer visiting an e-commerce web site has a mean of 20 minutes and a standard deviation of 4 minute. a. Find the sampling distribtuion of the mean amount of time spent… read more
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The actual amount of cola in a randomely selected 12-ounce ...
The actual amount of cola in a randomely selected 12-ounce can of "Wide-Awake" cola is a uniform random variable on an interval between 11.999 ounces and 12.002 ounces. a. Find the probability that th… read more
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