Heights of adult women are normally distributed with a mean of 64 inches with a standard deviation of 2.5 inches. What approximate height is at the 84th percentile? O A. 61.5 inches B. 66.5 inches C. 69 inches O D. 64 inches

Q: Describe a distribution of scores that has a mean of M 5 30 and a standard deviation of SD 5 6.…

A: From the given information we describe the distribution.

Q: The distribution of the lengths of a commercially caught fish is bell-shaped with mean 24 cm and…

A: the PDF of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…

Q: The Standard Deviation for the Sum of Squared Errors for a data set is 9.8. What is the cutoff for…

A: Given that: Sample standard deviation for SSE or residuals is, s=9.8

Q: Naomi scores 39 on a test. The standard deviation is 6.00. Her z score is +1.5. What is the mean of…

A: given data x = 39 σ = 6z = 1.5μ = ?

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: In a sample of 152 people the average score was 74 with a standard deviation of 6. What is the…

A: Sample size = n = 152   Mean = 74  Standard deviation = 6

Q: The average dog at a dog facility takes 25 trials in order to learn how to sit, with a standard…

A: The normal distribution is a continuous probability distribution that has wide applications. X…

Q: 20. Find the mean and standard deviation of the following data:

A: Class Frequency 1 - 5 2 6 - 10 5 11 - 15 2 16 - 20 1

Q: A set of data is normally distributed with a mean value of 229 and a standard deviation of 9.2. What…

A: Suppose the variable of interest is x.The random variable x follows normal distribution with mean…

Q: Given that the mean for a data set is 24.8 and the standard deviation is 2.3, find the z-score of…

A:

Q: Heights for 16-year-old boys are normally distributed with a mean of 68.3 in. and a standard…

A: Given information: μ=68.3, σ=2.9 The P-value for the 96th percentile = 0.96 Determine the z-score…

Q: 0.2743 d.)

A: For a random variable, X~N(μ,σ2), the z-score is, Z=X-μσ    .... (1)where, μ=population…

Q: The heights of a 10 year old American children are normally distributed with a mean height of 4 feet…

A: Given, Mean m = 51 Standard deviation sigma = 4.25

Q: Adult men have an average height of 69.0 inches with a standard deviation of 2.8 inches. Find the…

A: given data, μ=69.0σ=2.8height of a man with a z-score of -1.75 =?

Q: The diameters of bolts produced in a machine shop are normally distributed with a mean of 5.7…

A: GivenMean(μ)=5.7standard deviation(σ)=0.08

Q: people where sampled and their heights were recorded, it was discovered mean height was 5 feet and…

A: Given that  Population mean μ =5 feet 6.3 inches =66.3 1feet=12 inches  5feet=12×5=60+6.3=66.3…

Q: The average dog at a dog training facility takes 25 trials in order to learn how to sit, with a…

A: Given Information: Mean μ=25 Standard deviation σ=5.25 Required: To find the percentile for a dog…

Q: In order to be allowed to go on a particular kids ride at the amusement park, children must be at…

A: Let X be the height of 10 year childrens  follow normal distribution   X~N( μ=53 , ?=4.5))…

Q: Systolic blood pressure readings are normally distributed with a mean of 121 and a standard…

A:

Q: The prices of the tablets in a store have a mean of $735 and a standard deviation of $65. Calculate…

A: Given,   Mean = 735 Standard deviation = 65

Q: The birth weights of newborn elephants are Normally distributed with a mean of 160 pounds and a…

A:

Q: The monthly income from a particular occupation is normally distributed, with a mean of 3800 dollars…

A:

Q: The length of human pregnancies from conception to birth varies according to a distribution that is…

A: Given mean =266 days standard deviation =16 days.

Q: The mean value of land and buildings per acre from a sample of properties is $11,800, with a…

A: The objective of this question is to find the range of values within which approximately 99.7% of…

Q: The systolic blood pressure of adults in the USA is nearly normally distributed with a mean of 117…

A: Given,mean(μ)=117standard deviation(σ)=18

Q: We know that IQ scores are normally distributed with a mean of 100 and a standard deviation of 15.…

A:

Q: The heights of tomato plants are Normally distributed with a mean of 3.56 feet and a standard…

A: Given Mean =3.56 Standard deviation=0.25

Q: The body temperatures of adults are normally distributed with a mean of 98.6° F and a standard…

A: Given  Population mean μ=98.6, standard deviations σ=0.27, P(X<a)=0.95 Find a

Q: The scores of students on a standardized test are normally distributed with a mean of 300 and a…

A:

Q: Which of the following are measures on positions of a data seta the maximum the standard deviation…

A: Solution : Measures on positions of a data sets - Positional measures are also referred as measures…

Q: The heights of women follow a normal distribution with a mean height of 63.7, and a standard…

A: Let x be the heights of women which follows normal distribution with mean 63.7, and standard…

Q: Page 2 of 5 B. Organizing and Working with Data. 1. Find the z-score for the weight of a 155-pound…

A: The mean is 170.6 and standard deviation is 5.4 pounds.