Suppose the length of time X (in hours) it takes for pizza to be delivered by Mice Pizza follows a normal distribution with mean 0.5 and standard deviation 0.1. The probability that it will take less than 45 minutes for a pizza to be delivered is: O None of these O 0.9938 0.8413 0.305

Q: Suppose the waiting time (in minutes) for cars in fuel station, X, is normally distributed with mean…

A: The random variable X follows normal distribution. The population mean is 10. The population…

Q: Suppose the waiting time (in minutes) for cars in fuel station, X, is normally distributed with mean…

A: According to the given information, we haveMean = 10Standard deviation = 5

Q: 1. The nicotine content of a certain brand of king size cigarette has a normal distribution with a…

A:

Q: Assume that ? is a random variable has a gamma distribution with (alpha) = 3 and (beta) = 10. A)…

A: Here alpha = 3 , beta = 10 Mean = 3×10 = 30 Standard deviation = 10 √3 = 17.32

Q: A study indicates that the weights of adults are normally distributed with mean of 72 kg and a…

A: Given data,μ=72σ=8P(65<X<77)=?

Q: Assume that blood pressure readings are normally distributed with a mean of 120 and a standard…

A: Given that the random variable of blood pressure readings is normally distributed with mean of 120…

Q: Assume that the heights of men are normally distributed with a mean of 70.9 inches and a standard…

A: We have to find given probability for mean greater than 71.9 inches.....

Q: A normal distribution has a mean of u = 100 with o = 20. If one score is randomly selected from this…

A: The random variable X follows normal distribution. The population mean is 100. The population…

Q: Suppose Z follows the standard normal distribution. Use the calculator provided, or this table, to…

A: suppose Z follows the standard normal distribution.Z~N(μ,σ)where μ=0  and σ=1

Q: Assume that the readings at freezing on a bundle of thermometers are normally distributed with a…

A: Given data: Mean = 0 ° C Standard deviation  = 1.00 ° C i.e , X ~ N ( 0 , 1) So we can use Z score.…

Q: Given a normal distribution (X) with mean = 100 and standard deviation (σ) = 10,  w hat is the…

A: X follows a Normal distribution with mean = 100 and S.D = 10 Then z=(x-mean)/SD = (x-100)/10…

Q: Assume that the heights of men are normally distributed with a mean of 66.5 inches and a standard…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 66.5 ,…

Q: When the individual weight of a parcel (500 pieces) of oranges is measured, it is seen that the…

A: It is an important part of statistics . It is widely used .

Q: A normal distribution has a mean of u = 100 with o = 20. If one score is randomly selected from this…

A: Given information: A normal distribution is considered having: Population mean, μ=100 Population…

Q: Suppose the waiting time (in minutes) for cars in fuel station, X, is normally distributed with mean…

A: The random variable X follows normal distribution. The population mean is 10. The population…

Q: Assume that the readings at freezing on a bundle of thermometers are normally distributed with a…

A: The standard normal variable is z, which follows the normal distribution with the mean of 0 and…

Q: Let the random variable X represent the profit made by the new restaurant on a randomly selected…

A: Given information- Population mean, µ = $360 Population standard deviation, σ = $50 Let, X be the…

Q: The weight of frogs in grams in a marsh population are normally distributed with mean (P) and…

A:

Q: normally distributed with a mean of $39,269 and a standard deviation of $2,550. The probability…

A:

Q: Suppose that the average monthly revenue of flower shops is $10,000 with a standard deviation of…

A: Givensample Mean(μ)=10000standard deviation(σ)=1575Sample size(n)=9

Q: Dr. Meredith Grey makes an average of u = 50 Covid-19 diagnoses every week. The distribution of…

A:

Q: The waiting time to get a take-out order of food at a fast food restaurant is the time that elapses…

A: Given Data: let X represent the random variable   Mean=5 SD=1.41   X~ Normal (5, 1.41)

Q: A random sample of 100,000 credit sales in a department store showed an average sale of $83.25. From…

A:

Q: Assume that the readings at freezing on a bundle of thermometers are normally distributed with a…

A:

Q: 3. The average sales per customer at a home improvement store during the past year is $75 with a…

A: Given,   Mean = 75 Standard deviation = 12   The objective is to find the required probability.

Q: Suppose that X, the height in m of adult male has normal distribution with mean 1.7m and standard…

A: It is given that the mean is 1.7 and the standard deviation is 0.2.

Q: Suppose it is known that the monthly sales volume (V) in units of a given product manufactured by…

A:

Q: The body temperatures of adults have a mean of 98.6° F and a standard deviation of 0.60° F. If 36…

A: Given that, Mean = 98.6 Standard deviation = 0.60 Sample size, n = 36

Q: Let X represent the amount of gasoline (gallons) purchased by a randomly selected customer at a gas…

A: Here, µ= 11.5, σ= 4. Thus, X~ N (11.5, 4). The sample size is 50.

Q: Jumbo shrimp are those that require 10 to 15 shrimp to make a pound. Suppose that the number of…

A:

Q: The body temperatures of adults have a mean of 98.6° F and a standard deviation of 0.71° F. If 30…

A: From the provided information, Mean (µ) = 98.6 Standard deviation (σ) = 0.71

Q: 2.2% 2.2% 34.1% 34.1% 0.1% 0.1% 13.6% 13.6% μ-3σ μ-2σ μ-Ισ µ+lo ut20 µ+3o Frequency

A: The distribution of grades is as above:…

Q: Suppose Z follows the standard normal distribution. Use the calculator provided, or this table, to…

A:

Q: If X is a normal distribution with u = 1 and o = 2, compute P(X < 3). O .8414 (answer) O .1586 O…

A: Solution: Note: Hello! As you have posted 2 different questions, we are answering the first question…

Q: The amount of calories in a small serving of French Fries at McDonalds is Normally distributed with…

A: The question is about central limit theorem Given : Popl. mean amount of calories ( μ ) = 230…

Q: Assume that X has a normal distribution with mean u= 15.2 and the standard deviation is o= 0.9.,…

A: Given: μ=15.2, σ=0.9 The corresponding z-value needed to be computed are: Thus,

Q: find the following probability. P(25<x<32)

A: Given that X follows N(mean = 25, SD = 4), then Z = (X - mean)/SD follows N(0,1)

Q: The lottery commission has designed a new instant lottery game. Players pay $1.00 to scratch a…

A: given data is X P(X) 0 0.95 20 0.049 100 0.001 we have to find standard deviation of the…

Q: A normal distribution has a mean of u = 100 with o= 20. If one score is randomly selected from this…

A: Mean = 100 Standard deviation = 20

Q: Assume that blood pressure readings are normally distributed with a mean of 122 and a standard…

A: Note: Please repost other question only i can author only one question as per my policy. Given…

Q: Suppose that random variable X follows a normal distribution with mean 20 and standard deviation 10.…

A:

Q: Suppose Z follows the standard normal distribution. Use the calculator provided, or this table, to…

A:

Q: e that the heights of women are normally distributed with a mean of 63.6 inches and a standard…

A: Mean =63.6Standard deviation = 2.5Sample size = 100

Q: H.W :A study determined that the difference between the price f(x) quoted to women and men for used…

A:

Q: Let x be a random variable that has a normal distribution with a mean of 40 and a standard deviation…

A: The probability of x less than 49 is, Thus, the probability of x less than 49 is 0.9641.

Q: a normal distribution has a mean of u=60 with o=15.  if one score is randomly selected from the…

A: let "x" be the score.

Q: 3. Let the weights of 1 kg tea boxes filled with an automatic machine have a normal distribution…

A: Let X be the random variable representing the weight of tea box. The mean and standard deviation is…

Q: Suppose the waiting time (in minutes) for cars in fuel station, X, is normally distributed with mean…

A: Given,   Mean = 10 Standard deviation = 5   The objective is to find the probability that a car…

Q: By definition jumbo shrimp are those that require Between 10 and 15 shrimp To make a pound. Suppose…

A: Given: The average number of jumbo shrimp In a 1-pound bag is μ=12.5. The standard deviation is…

Q: The weights of a certain population of young adult females are approximately normally distributed…

A:

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.