A distribution of measurements has a mean of 65 and a standard deviation of 7. You know nothing else about the size or shape of the data. Use this information to find the proportion of measurements in the given interval. (Round your answer to two decimal places.) between 44 and 86 0.75 Need Help? Read It

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: given data, normal distribution , μ=100σ=15we have to find out the shaded region for the given…

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A: The given data is Low Temperature Frequency 40-44 3 45-49 5 50-54 9 55-59 4 60-64 1

Q: The indicated IQ score, x, is

A: Let X represents the distribution of IQ scores. Given that X~N(mean= 100, SD= 15), then Z = (X -…

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A: We will use Excel to find the required area under the standard normal curve.

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A: ACT scoresPopulation mean, Population standard deviation,  SAT scoresPopulation mean, Population…

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Q: Which person has the higher weight relative to their group? Mark: z-score = - 1.25 Julie: z-score =…

A: Mark's z-score is -1.25.Julie's z-score is 1.25The objective is to identify the person who has the…

Q: Section 2. Suppose that you work for a government sector for water resources management. Your…

A: Mean()=138standard deviation()=46

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A:

Q: Fill in the missing values in the table. Round your responses for the expected frequencies to two or…

A: To fill the missing  values.

Q: ount of time an individual spends completing tax forms is 7.9 hours. Data: x¯=8.3 hr,s=2.1 hr,

A: As the population standard deviation is not known, we will use t distribution.

Q: 7. If you made only n = 1 measurement of rack height, the standard deviation of the measurement…

A: Solution: 7. From the given information, n = 1.

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: given data  normal distribution  μ= 100σ= 15 p(70<x<125) = ?

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: normal distribution μ = 100σ = 15 P(85<x<110) = ?

Q: 5. What percentage of values fall within one standard deviation? (use Z-table to calculate)

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Q: Based on this histogram of heights, estimate: The mean The standard deviation The five-number…

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Q: Use the z-score formula, z = , and the information below to find the mean, μ. Round your answer to…

A: Givenz-score(z)=3.75x=19.6standard deviation(σ)=1.2

Q: The depths (in inches) at which 10 artifacts are found are listed. 36.9, 26.1, 30.5, 40.9, 45.1,…

A: From the provided information, The data values are as follow: 36.9, 26.1, 30.5, 40.9, 45.1, 24.2,…

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A: The data shows the Permafresh and Hylite.

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: normal distributionμ = 100σ = 15P(80<x<105) = ?

Q: Compute the the SS (sum of squared deviation)  for Test Scores.  Round your answer the nearest 2…

A: The formula for sum of squared deviation is given by, SS = ∑i = 1n(yi - y)2  So, let us compute the…

Q: Solve

A: Step 1:Given data : Mean μ=100Standard deviation σ=15Let X represents the IQ scores of adults with…

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A: Hi! Thank you for the question. As per the honor code, we are allowed to answer 1 question at a…

Q: Find the range and standard deviation of the set of data. 10, 8, 7, 12, 23 The range is 16.…

A: Step 1: The samples are given as x : 10, 8, 7, 12, 23∑i=1n​xi​=60The standard deviation of x…

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: Step 1:Given that :mean(μ)=100Standard deviation(σ)=15Let X is the IQ score of adults .We want the…

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: normal distribution μ = 100σ = 15P(95<x<125) = ?

Q: An old medical textbook states that the mean sodium level for healthy adults is 138 mEq per liter of…

A: From the provided information, Sample size (n) = 90 Sample mean (x̄) = 140 Population standard…

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A: Given four statements about the mean.

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Q: multiple appropriate equations or symbols. The first table consists of altermative ways of referring…

A: Solution: N Population size n= sample size SS  = Sum of square deviation σ2=SSN Population variance…

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

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Q: X Ansuer the following question below. The table shows the prices for parking at various beaches…

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