Calculus and Above

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Suppose a brewery has a filling machine that fills 12 ounce
Suppose a brewery has a filling machine that fills 12 ounce bottles of beer. It is known that the amount of beer poured by this filling machine follows a normal distribution with a mean of and a stand… read more
Kimberley Wright
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Suppose a brewery has a filling machine that fills 12 ounce
Suppose a brewery has a filling machine that fills 12 ounce bottles of beer. It is known that the amount of beer poured by this filling machine follows a normal distribution with a mean of 1224 and a … read more
Sandhya_sharma
Master's Degree
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A local brewery distributes beer in bottles labeled 24
A local brewery distributes beer in bottles labeled 24 ounces. A government agency thinks that the brewery is cheating its customers. The agency selects 40 of these bottles, measures their contents, a… read more
Keith Pelletier
Master's Degree
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You wish to test the claim that μ = 50 at a level of
You wish to test the claim that μ = 50 at a level of significance of α = 0.05 and are given sample statistics n = 11, \bar{x}x ¯ = 52, and s = 17. Compute the value of the standardized test statistic,… read more
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IQ scores are Normally distributed (i.e., “-shaped”) with an
Second opinion] IQ scores are Normally distributed (i.e., “bell-shaped”) with an average score of 100 points and a standard deviation of 20 points.What percentage of IQ scores are between 60 and 120 p… read more
Tom Piscaer
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The weights of steers in a herd are distributed normally.
The weights of steers in a herd are distributed normally. The variance is 10,000 and the mean steer weight is 900lbs. Find the probability that the weight of a randomly selected steer is less than 110… read more
Sandhya_sharma
Master's Degree
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The diameters of ball bearings are distributed normally. The
The diameters of ball bearings are distributed normally. The mean diameter is131 millimeters and the standard deviation is3 millimeters. Find the probability that the diameter of a selected bearing is… read more
R.R. Jha
Bachelor's Degree
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Bottleco produces six-packs of soda cans. Each can is
Bottleco produces six-packs of soda cans. Each can is supposed to contain at least 12 ounces of soda. If the total weight in a six-pack is under 72 ounces, Bottleco is fined \$100 and receives no sales… read more
GLENN GILONGOS
Master of Mathematics
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Erica's Bottled Water Company makes bottled water. Well, they
Erica's Bottled Water Company makes bottled water. Well, they don't make it; they just pour tap water into plastic bottles. Suppose the 20-ounce bottles of Erica's Bottled Water are filled by an autom… read more
Sandhya_sharma
Master's Degree
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Problem, 1. State the null hypothesis and the alternative
For each problem, 1. State the null hypothesis and the alternative hypothesis. 2. State the rejection rule. 3. Compute the test statistic. 4. State if you reject or fail to reject the null hypothesis.… read more
Ryan
Bachelor's Degree
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Answer the following problems showing your work and
Answer the following problems showing your work and explaining (or analyzing) your results. 1.Explain Type I and Type II errors. Use an example if needed. 2.Explain a one-tailed and two-tailed test. U… read more
Ryan
Bachelor's Degree
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Find the standardized variable Z if X has Mean 48 and standard
Find the standardized variable Z if X has Mean 48 and standard deviation 9. Your answer: Z = (X - ) / Open Show Work Find the standardized variable Z if X has Mean 157 and variance 36. Your answer: Z … read more
Stevewh
Teacher
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For problems 7 – 8 you are to use the p-value approach to test
For problems 7 – 8 you are to use the p-value approach to test the hypotheses where σ is not known. 7. A local brewery wishes to ensure that an average of 12 ounces of beer is used to fill each bottle… read more
Ryan
Bachelor's Degree
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For problems 1 – 3 you are to use the p-value approach to test
For problems 1 – 3 you are to use the p-value approach to test the hypotheses where σ is known. 1.A university advises parents of incoming freshmen that the average cost of textbooks is typically grea… read more
Ryan
Bachelor's Degree
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For problems 1 – 3 you are to use the p-value approach to test
For problems 1 – 3 you are to use the p-value approach to test the hypotheses where σ is known. 1. A university advises parents of incoming freshmen that the average cost of textbooks is typically gre… read more
Stevewh
Teacher
Bachelor's Degree
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Another question? 1)A soft drinking filling machine is set
Another question? 1)A soft drinking filling machine is set up to fill bottles with 12 ounces of soft drink. The standard deviator s is known to be 0.4 ounces. The quality control department periodical… read more
Ryan
Bachelor's Degree
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A line manager at a Coca Cola plant claims that one machine
A line manager at a Coca Cola plant claims that one machine on average is dispensing significantly more than 12 ounces of Coke into cans. Given that the cans are labeled “12 oz.”, they set up the hypo… read more
SusanAthena
Master's Degree
Master's Degree
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Assume that cans of coke are filled so that the actual amounts
Assume that cans of coke are filled so that the actual amounts have a mean of 12.0 oz and a standard deviation of 0.11 oz. Assume the volumes of coke cans is normally distributed. What is the variable… read more
SusanAthena
Master's Degree
Master's Degree
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