Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the z-score of a man 75.6 inches tall. (to 2 decimal places) Submit Question

Q: Find the IQ Score.  IQ score  0.3446 Distributed with a mean of 100 and a standard deviation of 15.…

A: Given DataMean = 100Standard deviation = 15Probability of IQ score of adults = 0.3446

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 266.9…

A: Given: μ=266.9σ=15.4α=1-0.68=0.32

Q: Use z scores to compare the given values.   The tallest living man at one time had a height of 249…

A: Given that: Population mean, μ=174.45 Population standard deviation, σ=6.75 Height of tallest man,…

Q: Identify the data value corresponding to the indicated percentile. The heights of women are normally…

A: According to the provided information,

Q: Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the…

A: Given: μ=69.0, σ=2.8, and z-score=0.5 To find: Height of man with given z-score.

Q: The mean height of a basketball team is 6 feet with a standard deviation of 0.2 feet. The teams…

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Q: 3. A student obtained the following scores in twelve 100-item assignments: 93 91 90 86 86 94 97 90…

A: According to the descriptive measure the standard deviation is quite low for the scores of the 100…

Q: You measure the height of 10 people and come up with an average of 70 inches and a standard…

A: x=70s=4n=10 The t scores for 68 inches, t=68-xsn=68-70410=-1.581139

Q: A data set has size of 40. How many observations lie within two standard deviations of either sides…

A: The 68-95-99.7% (Empirical) Rule: For a normal distribution, the empirical rule (68-95-99.7% Rule)…

Q: A standardized test has a pop. mean of 152 and a standard deviation of 16. Molly scores at the 91st…

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Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

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Q: The heights of adult women in the US are normally distributed with a mean of 64 inches and a…

A: Solution: Let the random variable X denotes the height of an adult woman in the U.S. It is given…

Q: The heights of women aged 18 to 24 are approximately normal with a mean of 65 inches and a standard…

A: Given that  X~N(μ= 65 , σ= 2.5 ) μ= 65 , σ= 2.5 Formula for Z-score Z=(X-μ)/σ

Q: A class of 150 students took a final exam in mathematics. The mean score was 72% and the standard…

A: Here, µ = 72%, σ = 14%, and n = 150.

Q: A person completes a timed task and is told that their z-score for the task is 1.36. The mean for…

A: Given: Population mean (µ) = 10.75 Population standard deviation (σ) = 2.40 z-score = 1.36

Q: ufacturer of bolts has a quality-control policy that requires it to destroy any bolts that are more…

A: Answer Mean [μ] =15Standard deviation [σ ] =0.10It is more than 4 standard deviations..

Q: Juan makes a measurement in a chemistry laboratory and records the result in his lab report. The…

A: The standard deviation of students lab measurements is 8. Juan repeats the measurement 2 times. That…

Q: A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of…

A: Mean()=136standard deviation()=1.2

Q: A population has a mean u=87 and a standard deviation o= 28. Find the mean and standard deviat…

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Q: Cereals sodium values have a mean of 167 and a standard deviation of 77.3. Find the z-score for the…

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Q: Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores…

A: Given data  Mean μ=100Standard deviation σ=15Size (n) = 96P(X ≥ x) = 0.6P(X< x) = 1- P(X ≥ x) =…

Q: Find the indicated IQ score. The graph to the right depicts IQ scores of​ adults, and those scores…

A: IQ scores are normally distributed with, Mean =100 Standard deviation =15

Q: Assume that women have heights that are normally distributed with a mean of 63.6 inches and a…

A: Given The value of μ is 63.6. The value of σ is 2.5. α=1-0.90=0.10 The confidence interval is…

Q: me the data is normally distributed. Find the 80th p ing workers. ate the result. rs make less than…

A:

Q: Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the…

A: Let X be the high of the Man from normal distribution with mean (μ) = 69.0 and standard deviation…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A: Given, μ=0, σ=1p(x<a)=0.90Px-μσ<a-μσ=0.90Pz<a-01=0.90P(z<a)=0.90