You are looking to purchase a home in Lancaster, PA. In order to see what the average home will cost you decide to go to Zillow.com and look at the homes for sale. When you search for Lancaster, PA, you are presented with 210 different homes. Rather than finding the average of all 210 homes, you decide to randomly sample 35 homes and calculate the mean price and standard deviation.  What is the average cost of the 35 homes in Lancaster, PA, you randomly selected? What is the standard deviation of the cost of 35 homes in Lancaster, PA? Given that the population standard deviation for the cost of houses in Lancaster, PA, is $226,312.40, what is the EBM for the 90% confidence interval?

Q: According to a gallup survey of boys 77% of boys had played computer games in the past week compared…

A: Let p1 be the percentage of boys had played computer games  p2 be the percentage of girls had played…

Q: The median has a sampling distribution. Explain why or why not?

A:

Q: exam is 53.48 and the mean for that same exam is 44.23.  What would be the shape of the distribution…

A: For any Normal distribution, the shape of the distribution can be said if the mean, median and mode…

Q: If a population has a mean of 25, what is the mean of the sampling distribution of its mean. Please…

A: Given,population mean(μ)=25

Q: An occupational therapist (OT) is comparing two different treatments to see which is more effective…

A: we have two groups one consisting of participants A, B, C, D and the other treatment is on…

Q: Enrique teaches five sections of Introductory Psychology. He wants to know whether or not the…

A: Given information: Level of significance = 0.06 An ANOVA is performed with the provided data.…

Q: ce interval does not cc lent that the mean am chan the mean amoun

A: Let Population 1 be people who exercise in the morning and Population 2 be people who exercise in…

Q: Suppose that we know that 33.8% of the people born in the United States between 1936 and 1951 have…

A: The given situation follows binomial distribution. The proportion of people born in United States…

Q: how does the sample and population relate?

A: Sample and population both are different items, but both are related with each other. Population is…

Q: What is the name of this type of sample?

A: In the method of convenience sampling, the individual samples are easily determined and do not…

Q: The number of credits being taken by a sample of 13 full-time college students are listed below.…

A: Given,9,11,12,12,9,10,8,8,8,8,8,8,9arrange the given data in ascending…

Q: A circus operator randomly picked 5 day from the month of august to see how many people purchased…

A: Sample is the items randomly drawn from the population.

Q: Determine whether the sample is biased or unbiased

A: Given a situation, we need to find whether it is biased or unbiased.

Q: Explain the difference between an independent and dependent sample. Give an example of each.

A: Dependent samples:The two samples are said to be dependent if there exist an effect of one on…

Q: According to the American Psychological Association, married adults tend to be happier than single…

A: The descriptive analysis is conducted using EXCEL. The software procedure is given below: Enter the…

Q: Here are 6 celebrities with some of the highest net worths (in millions of dollars) in a recent…

A: Step 1: The data is given as Net worth (in million dollars)George Lucas 5500Oprah Winfrey3200Michael…

Q: Enrique teaches five sections of Introductory Psychology. He wants to know whether or not the…

A:

Q: Consider these test scores, all out of 100. They are: 61, 76, 89, 72, 65, 71, 61, 83, 45, 68, 62,…

A: Arranging the data in ascending order: 45, 59, 61, 61, 62, 65, 68, 68, 69, 71, 71, 72, 76, 83, 86,…

Q: Approximately 10% of all people are left handed. Consider a group of fifteen people. Find the mean.

A: Given data, p=10% =0.10 n=15 Mean=?

Q: How will you know by using the mean and median to determine if a distribution is normally…

A:

Q: d. The degrees of freedom = e. The test-statistic for this data = (Please show your answer to three…

A: d. Degrees of freedom: df=number of categories-1   =4-1   =3

Q: The ages of a group of friends are listed: 40, 26, 59, 36, 21, 42, 41, 42. Using the given sample…

A: From the provided information, The data values are as follow: 40, 26, 59, 36, 21, 42, 41, 42 Sample…

Q: Ten HR majors had an average grade of 94 on an exam. Fourteen business majors averaged 86, while six…

A: Given problem Given that   Ten HR majors had an average grade of 94 on an exam. Fourteen business…

Q: Is the sample mean always the most frequently occurring value? If so, explain why. If not, give an…

A: No, Sample Mean is not the most frequent Occuring Value.   Mean= Sum of Observations / No.of…

Q: Your statistics teacher splurges on five comic books, spending $1230, $70, $540, $610, and $1600 on…

A: Given 1230 70 540 610 1600

Q: The Hermis Burger Joint pays its 5 hourly employees $6, $3, $5, $7 and $6 per hour. Can you please…

A: Given n=5 employees $6, $3, $5, $7 and $6

Q: Here are 6 celebrities with some of the highest net worths (in millions of dollars) in a recent…

A: The range is the difference between the highest and lowest values in the dataset. In this case, the…

Q: You are given the following set of observations:  98, 77, 26, 33, 88, 90, 79, 81.  What would be the…

A: Here, we have 8 observations, where if the observations are represented by x1,x2,...,x8, then the…

Q: - 0.287). This means ance that a pair of rande

A: here we can see that administrator found no significant difference between mean GPA for male and…

Q: An electronics company wants to gauge public opinion on its products. They send out a business reply…

A: An electronic company wants to gauge public opinion on its product. The company wants the public…