Chocolate Consumption. The United States ranks ninth in the world in per capitachocolate consumption; Forbes reports that the average American eats 9.5 pounds ofchocolate annually. Suppose you are curious whether chocolate consumption ishigher in Hershey, Pennsylvania, the location of the Hershey Company’s corporateheadquarters. A sample of 36 individuals from the Hershey area showed a samplemean annual consumption of 10.05 pounds and a standard deviation of s = 1.5 pounds.Using α = .05, do the sample results support the conclusion that mean annualconsumption of chocolate is higher in Hershey than it is throughout the United States?

Q: The mean value of land and buildings per acre from a sample of farms is $1500, with a standard…

A: The mean is 1500 and the standard deviation is 300.

Q: A dot plot of the speeds of a sample of 50 cars passing a policeman with a radar gun is shown below.

A: Hello! As you have posted 2 different questions, we are answering the first questions. If case you…

Q: If the Standard Deviation of a data set is 2.1, what is the variance of that data set? State your…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 237 grams and a standard…

A: Given information Mean (µ) = 237 grams Standard deviation (σ) = 35 grams The heaviest 4% of fruits…

Q: In a normally distributed data set with a mean of 24 and a standard deviation of 4.2, what…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 292 grams and a standard…

A: Given mean = 292 grams standard deviation = 32 grams.

Q: The average McDonald's restaurant generates $3.6 million in sales each year with a standard…

A: For the MacDonald's restaurant the following information is provided. Average μ=3.6  Standard…

Q: A study found out that for a particular area, the average income per family is $24596 and the…

A: Solution

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: You are told that the mean income for graduating seniors is $58,500 with a standard deviation of…

A: Given μ=58500σ=4100 Majority of graduating seniors earn income between a and b is,…

Q: The average McDonald's restaurant generates $2.3 million in sales each year with a standard…

A: Here, population standard deviation is known, so we can perform a z-test .

Q: A particular fruit's weights are normally distributed, with a mean of 788 grams and a standard…

A: Let "X" be the weight of the heaviest fruit in grams. Find z-value (z): Since the total area…

Q: The mean height for women in the United States is approximately 64.5 inches with a standard…

A: Formula : Z =(X - μ)/σ

Q: A large company has many employees and the annual salaries of those employees follow a normal…

A: X follows a Normal distribution with mean = 70000 and S.D = 12000 Then z=(x-mean)/SD =…

Q: The average McDonald's restaurant generates $3.4 million in sales each year with a standard…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 377 grams and a standard…

A: Find z-value: Note: The total area under the normal curve is 1. Area to the left of z under the…

Q: Suppose phone bills have a mean of $78 and a standard deviation of $8. How much would a phone bill…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 304 grams and a standard…

A: Solution Given that, Mean(μ) = 304Standard deviation (σ) = 19

Q: particular fruit's weights are normally distributed, with a mean of 216 grams and a standard…

A:

Q: A data set of employee salaries has an average of $60,000 with a standard deviation of $5,000. You…

A: μ =$ 60000σ=$ 5000x =$ 40000is your salary unusual ?

Q: A study by the National Center for Health Statistics suggested that women between the ages 20 and 29…

A: The objective of this question is to find the proportion of women between the ages of 20 and 29 in…

Q: A particular fruit's weights are normally distributed, with a mean of 385 grams and a standard…

A: Given that mean = 385 ,s.d = 17,p value =0.10

Q: The average hourly wage for a certified dental assistant is $15.71 per hour, with a standard…

A:

Q: A tire company finds the lifespan for one brand of its tires is normally distributed with a mean of…

A: Step 1:We have given that :Mean(μ)=46500 milesStandrad deviation(σ)=6000 milesThe probability of a…

Q: Given a sample data set with a Standard Deviation of 1.34, what is the Variance of the data set.?…

A: We have to find variance.

Q: A particular fruit's weights are normally distributed, with a mean of 349 grams and a standard…

A: Let X be the particular fruits weight. The Mean is μ=349. The standard deviation is σ=36.

Q: In one town, the number of pounds of leafy greens consumed per person per year has a mean of 10…

A: (1) Standardized z-score:   The standardized z-score represents the number of standard deviations…

Q: If the weights of newborn babies are normally distributed with a mean of 2950 grams and a standard…

A: Given, X~Nμ,σ  where μ=2950 grams    and σ=340 gramsfind P(x<2610)=?

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: In a normally distributed data set a mean of 55 where 95% of the data fall between 47.4 and 62.6,…

A:

Q: The average teacher's salary in a particular state is  $54,194 . If the standard deviation is…

A:

Q: A tire company finds the lifespan for one brand of its tires is normally distributed with a mea…

A: Z is known as standard normal variable and it's value is obtained using standard Normal table.

Q: If the weekly grocery expenditure of households in a certain urban market is known to be normally…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 384 grams and a standard…

A: Let X be the fruit's weights follows normally distributed, with a mean of 384 grams and a standard…

Q: Given a sample data set with a Coefficient of Variation of 40.2 and a Mean of 5.0, what is the…

A: Given information: For a sample data set, The value of the coefficient of variation is, CV = 40.2%…

Q: A particular fruit's weights are normally distributed, with a mean of 380 grams and a standard…

A: Given that, The  weight of fruit is

Q: A quantitative data set has mean 19 and standard deviation 2. Approximately what percentage of the…

A: Given that, A quantitative data set with, Mean = 19 Standard deviation = 2

Q: A particular fruit's weights are normally distributed, with a mean of 477 grams and a standard…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 277 grams and a standard…

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.