Suppose that weights of 3200 registered female great Danes in the United States are distributed normally with a mean of 115 pounds in a standard deviation of 5.4 pounds approximately how many of the great Danes weigh more than 125.8 pounds round to the nearest whole number

Q: for this set of data, the standard deviation is equal to: 9,8,10,5,5,2,3,6,3

A: Mean:The formula for finding mean is shown below:

Q: The mean and S.D. of sample of size 10 were found to be 9.5 and 2.5 respectively. Later on an…

A: Mean and Standard deviation is a measure of central tendency. Xi be the ith observation , i=1,2,...…

Q: A student obtained the mean and standard deviation of 100 observations as 40 and 5.1 respectively.…

A: The original mean is 40 and original standard deviation is 5.1 Student wrongly copied one…

Q: The ages of the members of a popular ski club is normally distributed with a mean of 46 years and a…

A: Given that the ages of the members of a popular ski club is normally distributed with a mean of 46…

Q: The record of weights of male population follows normal distribution. Its mean and standard…

A:

Q: The mean rate for cable t.v.from a sample of 80 households was $29 per month with a standard…

A:

Q: Suppose the mean height in inches of all 9th grade students at one high school is estimated.

A: Population standard deviation, σ =3 inches Sample size n=6

Q: The heights of American men aged 18 to 24 are approximately normally distributed with mean 68 inches…

A: Let X denote the heights of American men aged 18 to 24. Given that X follows N(mean = 68, SD = 2.5)

Q: The weights of 1,000 children average 50kg and the standard deviation is 5kg. How many children…

A: Given  mu=50, sigma=sd=5, n=1000 We want to find How many children weigh between 40kg and 55 kg?

Q: have a mean GPA of 2.57 with a standard deviation of 0.71. how many of the 850 new students have a…

A: Given that.   X~N( μ , ?)   μ=2.57   , ?=0.71    Z-score =( x - μ )/?

Q: e heights of adult men in the United States are normally distributed with a mean of 70 inches and a…

A: Given: μ=70, σ=2.5 The corresponding z-value needed to be computed: The probability that men in US…

Q: A particular fruit’s weights are normally distributed, with a mean of 700 grams and a stand…

A:

Q: The mean and standard deviations of 200 items are found to be 60 and 20 respectively . But at the…

A: Given No. of items = 200 Wrong mean, x¯=60Wrong sd, s=20Correct value=18,17Incorrect value=3, 67

Q: Approximately how many policemen have waist girth less than 37.25 inches

A: The waist of 2,500 policemen is normally distributed with a mean of 35 inches and a standard…

Q: A population of scores has u=55 and o=15.  if 5 points are subtracted from every score in the…

A: The given data is μ = 55σ = 15 Suppose x1, x2, x3, x4, ..., xn are the data points…

Q: ith a mean of 110 and standard dev. of 15, find the 3 unique deviations to the left and right of the…

A: Deviations to the left   i) One standard deviation away from mean x = u - s x = 110 - 15 = 95   ii)…

Q: The heights of 18 year old men are normally distributed with a mean of 67 inches and a standard…

A: Given information- Population mean, µ = 67 inches Population standard deviation, σ = 3 inches We…

Q: E (T; – T)² = 2535. in

A: Here's the explanation :- The standard deviation is a measure of the amount of variation or…

Q: The weight of oranges growing in an orchard is normally distributed with a mean weight of 6 oz. and…

A: It is given that the mean is 6 and the standard deviation is 1.5.

Q: Suppose that the heights of 4-year old boys are normally distributed with a mean of 103cm and a…

A: Let X be the random variable from normal distribution with mean (μ) = 103 cm and standard deviation…

Q: Suppose the heights of women at a college are approximately Normally distributed with a mean of 65…

A: The objective of this question is to find the height that corresponds to the 40th percentile in a…

Q: In an all boys school, the heights of the student body are normally distributed with a mean of 71…

A: Solution: Let X be the height of the student boy. From the given information, X follows normal…

Q: f the weighte of 8000 men followe a normal dietribution with mean 67 k and the standard deviation 10…

A: How many weights are less than 60kg?

Q: A grocer finds that the cantaloupes in his store have weights with mean 0.7 kg and standard…

A: Given, Mean weight of cantaloupes is 700 gm. Standard deviation is 53 gm

Q: According to a Human Resources report, a worker in the industrial countries spends on average 419…

A: Solution

Q: In an all boys school, the heights of the student body are normally distributed with a mean of 71…

A:

Q: Assume that the Leaf Area Index over a management area is normally distributed with a mean of 3 and…

A: Sample mean = M = 3 Standard details = s = 0.2

Q: In a county male height is normally distributed with a mean of 177 cm and a standard deviation of 6…

A:

Q: The daily water usage per person in Davao City is normally distributed with a mean of 20 gallons and…

A: Given that, Mean = 20 Standard deviation = 5

Q: If the standard deviation of a sample is 4.3 for 28 data values, what would the standard deviation…

A:

Q: Assume that in a men's basketball league the distribution of heights has a mean of 6 feet, 6 inches,…

A: Let X be the height of the men follows normal distribution with mean μ=6 feet 6 inches=78 inches…