Watch help video When Ian commutes to work, the amount of time it takes him to arrive is normally distributed with a mean of 59 minutes and a standard deviation of 3 minutes. What percentage of his commutes will be longer than 54 minutes, to the nearest tenth? Statistics Calculator

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A: The population mean is 81,123.

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A: 1) We have given that Mean(µ) = 142Standard deviations (σ) = 12.3X ~ N (µ, σ )= N(142 ,12.3)

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A: Variability is a measure of spread or dispersion. In a way it tell us the spread of each data point…

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A: Given:

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A: We need to find mean and standard deviation amount of savings for the given data.

Q: Part: 3 / 4 Part 4 of 4 (d) n = 1010, p=0.13 = Mean: μ Variance: ² = Standard deviation: o =

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Q: 8. mean = 23.8; standard deviation = 5,2

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Q: Data table

A: Calculations for Height:

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A: Excel formula: =NORMINV(0.305,0,1)=-0.5100

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Q: bidcorp auction team's weekly mean income $1000 and the standard deviation of this team is $100 the…

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Q: The following table gives the total caseload in the New York State courts from 2004 through 2009.…

A: YearsCases (in Millions)20044.220054.320064.620074.520084.720094.7

Q: Recently, a random sample of 25-34 year olds was asked, "How much do you currently have in savings,…

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Q: The coefficient of variation CV describes the standard deviation as a percent of the mean. Because…

A: For Heights and Weights, Heights Weights   76 181   71 198   66 165   80 214   73 229…

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Q: If Quiz A has a mean of 7.6 and a standard deviation of 2.0 and Quiz B has a mean of 7.9 and a…

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Q: Pandora, the owner of a food delivery app, knows from experience that the time needed to assemble a…

A: let X: the time needed to assemble a food delliveryX~N(μ,σ)where mean(μ)=30 minutesand standard…

Q: A company sells printers with a mean life of 2 years (24 months) and a standard deviation of 4…

A: GIVEN: mean = 24 months           standard deviation = 4 months

Q: Jessica is working on some statistics for her employer.  She finds that the variance of the data she…

A: The variance of the data Person J is analysing is 81.

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A: Given Information:Mean = $130Standard deviation = $40

Q: Women are recommended to consume 1890 calories per day. You suspect that the average calorie intake…

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Q: Part a) What is the probability that a Duxcell battery will last longer than an Infinitycell…

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Q: The number of trout caught by Professor Sokol each year for the last 10 years is given. 48     61…

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Q: The frequency distribution in the table represents the square footage of a random sample of 510…

A: Square FootageFrequency0 - 4996500 - 999181000 - 1499351500 - 19991232000 - 24991192500 - 2999773000…

Q: A data set has a mean of 70.7 and a standard deviation of 6.2. The score of 69, is how many standard…

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Q: Chapter 2, Section 3, Exercise 078 7,11,12,13,17,20,22,26,29,30,31 Using StatKey or other…

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Q: each set of data, use the calculator to find the mean (xbar) and standard deviation (sx) 23, 14 ,65…

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Q: Determine whether each statement below is true or false. About 68% of the data lies within one…

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Q: standard deviation is s = 30. Determine the test statistic for this test.

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Q: At least 88.89% of the data will lie between and minutes.

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Q: uppose you know that the amount of time it takes your friend Susan to get from her residence to…

A: It is given that the mean and standard deviation are 50 and 5, respectively.

Q: A statistics professor gives a survey to each of the 100 students in an introductory statistics…

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Q: What is the largest deviation ? What is the smallest deviati

A: Given: Number of households = 10 0 4 1 2 3 1 1 2 0 1 Mean, μ=Sum of ObservationsNumber of…

Q: Recently, a random sample of 25-34 year olds was asked, "How much do you currently have in savings,…

A: SavingsFrequency$0 - $199330$200 - $39994$400 - $59947$600 - $79919$800 - $99913$1000 - $11997$1200…

Q: Scores of on a math test were normally distributed with a mean of 82 and a standard deviation of 6.…

A: The importance of standard normal curve lies in the fact that one has not to tabulate probability…