The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 37 liters, and standard deviation of 12.3 liters. What is the probability that daily production is between 14.9 and 60.4 liters? Round to 4 decimal places.

Q: The mean number of customers arriving at a restaurant during a 15-minute period is 13. Find the…

A:

Q: Suppose that the antenna lengths of woodlice are approximately normally distributed with a mean of…

A:

Q: UPPOSE THE LIFETIMES OF TV TUBES ARE NORMALLY DISTRIBUTED WITH A STANDARD DEVIATION OF 1.1 YEARS.…

A: GIVEN DATA : lifetimes of TV tubes are normally distributed with a standard deviation of 1.1 years…

Q: On average, indoor cats live to 16 years old with a standard deviation of 2.6 years. Suppose that…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

Q: The cholesterol levels of young women aged 20 to 34 have an approximate Normal distribution with…

A: Given: μ=185σ=40middle 68% of the choesterol levels would be between ?

Q: The percent of fat calories that a person consumes each day is normally distributed with a mean of…

A: The mean percent of fat calories that a person consumes each day μ= 35 Standard deviation σ = 10…

Q: Scores on a history test have average of 55 with standard deviation of 10. What is the probability a…

A:

Q: 1. The life spans of a particular species of turtle are normally distributed with a mean of 180…

A: Given that mean =180 ,s.d =40 P ( 100 <X < 260) = ?

Q: difficult exam has a normal distribution with a mean of 50 and a standard deviation of 10. Find the…

A: #  Here given that        X~Nμ,σ  and        z=x-μσ→                    1 So according to equation…

Q: d) 85% of all students finish the activity in less than secon Submit Question

A: X~N( μ = 38.6 , ? = 6.3 ) μ = 38.6 , ? = 6.3 Z-score =( x - μ )/?

Q: The score on a quiz has a bell-shaped distribution with mean of 6 minutes and standard deviation of…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 522 grams and a standard…

A: GivenMean(μ)=522standard deviation(σ)=32sample size(n)=20

Q: Assume that the amount of time a person experiences cold virus symptoms are normally distributed…

A: Given data Mean = 7.5 days  Standard deviation  = 1.5d days To find: What proportion of cold…

Q: The duration of an NBA basketball game during the 2019-20 season is normally distributed with the…

A:

Q: The average time a person spends shopping in a grocery store is 43 minutes.  If the time is normally…

A: Given:  The average time a person spends shopping in a grocery store is 43 minutes.  The time is…

Q: The average age of UST employees is 34 years old. Assume the data is normally distributed. If the…

A: The average age of UST employees is 34 years old i.e. μ=34 The standard deviation is three years…

Q: A particular fruit's weights are normally distributed, with a mean of 604 grams and a standard…

A: GivenMean(μ)=604standard deviation(σ)=21

Q: The amount of snowfall falling in a certain mountain range is normally distributed with 80 inches…

A: Let x¯ denotes the mean annual snow falling during 25 randomly picked years. The mean is 80, and…

Q: Assume the random variable X is normally distributed with a mean of 50 and a standard deviation of…

A:

Q: The line width for semiconductor manufacturing is assumed to be normally distributed with a mean of…

A: Given Data Population Mean,μ = 0.45 Population Standard Deviation,σ = 0.05

Q: If the normal operating life of a car is considered to be 150,000 miles, with a standard deviation…

A: The probability that a car will last 200,000 miles is calculated as follows:

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100.3 and a standard…

A: Assume that adults have IQ scores that are normally distributed with a mean of 100.3 and a standard…

Q: The distribution of the number of transactions per day at a certain automated teller machine (ATM )…

A: Mean(µ) = 80Standard deviations (σ) = 10X ~ N (µ, σ )= N(80,10)

Q: Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed…

A:

Q: The amount of time people spend at the gym follows a uniform distribution from 45 to 90 minutes.…

A:

Q: Assume that the number of days from conception to birth is normally distributed with a mean of 271…

A: Given that  Mean = 271, SD = 4 X = 238

Q: Suppose that pulse rates among healthy adults are normally distributed with a mean of 79…

A: Based on the provided information, Mean=79 beats/minute Standard deviation=10 beats/minute

Q: The heights of Ukranian women are normally distributed with a mean of 71 inches and a standard…

A: It is given that the heights of Ukranian women follows normal distribution with mean 71 inches and…

Q: The mean birth weight for children born in a certain country at full term (after 40 weeks) is…

A:

Q: The average price for a personal computer (PC) is $949.00. If computer prices are approximately…

A: Draw the normal curve and shade the area of 0.10 to the left of z. Refer Standard normal…

Q: The weights of 40 watermelons coming out of a farm are normally distributed with a mean of 6 Kg and…

A: From the given information, Sample size (n) = 40 Ex=6,σx⏞ =1.945 Thus,

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.