Suppose that ?, the rent of a one-bedroom apartment in Edmonton, follows a distribution with a mean of $700 and a standard deviation of $400. Its density curve is given below.   (c)If you randomly pick 100 one-bedroom apartments, describe the sampling distribution of their average rent. Indicate the mean, standard deviation, and shape.   (d)If you randomly pick 100 one-bedroom apartments, find the probability that their average rent is above $800.

Q: set of data has a histogram that is extremely skewed, what does this tell you about the data and how…

A: A set of data has a histogram that is extremely skewed, we have to estimate the distribution of the…

Q: The average amount of money spent for lunch per person in the college cafeteria is $6.2 and the…

A: Here, 43 samples are collected. b.) Hence, if the sample mean is denoted by x, then, x~N(μ,σ2n),…

Q: suppose that you hav e set of data that has a mean of 34 and a standard deviation of 6. a. is the…

A: Given: A data set has a mean of 34 and a standard deviation of 6.

Q: An economics professor decides to curve the grades of his class. In doing so, he decides to make it…

A: Given data: An economics professor decides to curve the grades of his class. In doing so, he decides…

Q: An instructor in a large lecture class found, at the end of the semester, that the total point…

A: Given Data: Let X represent the point distribution Mean=530 Standard deviation=80   X~ Normal(530,…

Q: The height of an adult male is known to be normally distributed with of mean of 69 inches and a…

A:

Q: The spread or dispersion of a set of data about the mean will be large if the standard deviation is…

A: Solution

Q: A set of data has a normal distribution with a mean of 100 and a standard deviation of 15. Find the…

A:

Q: A professor transforms their students' scores on a class assignment into a standardized distribution…

A: We have given that,  A professor transforms their students scores on a class assignment into a…

Q: or a distribution, the mean is 100 and the standard deviation is 4.  If a data value x has a value…

A: Given data,Mean μ=100sd σ=4If x=90z=?

Q: The table on the right gives the annual income for eight families, in thousands of dollars. Find the…

A: Solution-: We have the annual income of 8 families in thousand of dollars. Family A B C D E F G…

Q: 2. Suppose that the mean lifetime of a random sample of 25 batteries produced by a factory is 700…

A: Solution: 2. Let X be the lifetime of a battery. From the given information, X follows normal…

Q: alespeople for a solar technology company have average annual sales of $200,000, with a standard…

A: Statistics is a branch of mathematics that gives us the tools to deal with large quantities of data…

Q: The standard deviation may not be greater than the mean. O True O False

A: False: standard deviations may be greater than mean  example: random variable x follow standard…

Q: Listed in the data table are Q scores for a random sample of subjects with medium lead levels in…

A: For two independent random sample from the normal distribution, the test statistic is calculated…

Q: Salespeople for a solar technology company have average annual sales of $400,000, with a standard…

A:

Q: 1.Determines in a table, the average, median and standard deviation of each of the distributions to…

A: From the given information: Age Girl reaction time Boy reaction time 8 5 47 9 5 46 10 48 44…

Q: Suppose that the distribution of scores on an exam is closely described by a normal curve with a…

A: we have a formula for calculating the percentile in case of normal curve  which is Mean+Z*standard…

Q: The table on the right gives the annual income for eight families, in thousands of dollars. Find the…

A: Given that following data Family Income x A 49 B 51 C 46 D 48 E 47 F 48 G 45 H 50…

Q: The average child has 10 toys on their Christmas List. Is the mean different for Christmas Lists of…

A: a. Since sample size is small and population standard deviation is unknown, t-test is appropriate in…

Q: The duration of gestation in healthy humans is approximately normally distributed with a mean of 280…

A:

Q: If the mean of the following probability distribution is 3.44, what is the variance? 3 4 P(X=x) 0.23…

A: We have to find the variance of the probability distribution.

Q: 3. The amount dispensed by the coffee machine follow the normal distribution with a mean of 5,286…

A:

Q: The daily high temperature for the month of August in Chicago is normally distributed with a mean of…

A: Let X be the high temperature for the month of August in Chicago is normally distributed with a mean…

Q: In a distribution plot, if the mean is equal to the median, is the possible shape of the…

A: Given that, In a distribution plot, Mean is equal to the Median

Q: For questions 1-11, use the Math_achievement.sav file. As part of a large national education study,…

A: In this case, we need to check whether there is a significant difference between genders in…

Q: Suppose that you are an elementary school teacher and you are evaluating the reading levels of your…

A: Solution

Q: Find the X-value (score) corresponding to each of the following Z-score.

A: Given the distribution whose mean is 50 and whose standard deviation is 8.

Q: The weekly demand for Baked Lay's potato chips at a certain Subway sandwich shop is a normally…

A: The question is about normal distribution.Given :Population mean weekly demand (  ) = 450Population…

Q: . A survey by the National Retail Federation found that women spend on average R146.on a Saturday…

A: given data normal distributionμ = 146σ = 29.44P(x<190)= ?

Q: iv. Find the average height of the club members. v. Calculate the standard deviation for the…

A: For the given data , We have to calculate average and standard deviation.

Q: elp!!

A: Given: μ=185σ=39

Q: The following frequency table shows the number of fires per month in a city. Complete the table…

A: Given the frequency distribution and by using this we calculate mean and standard deviation.

Q: In your two sets of Statistics tests, find the mean of the number of tests that will be passed. 1.…

A: Given: The provided dataset is given as: Number of passed test (x) Probability P(x) 0 0.25 1…

Q: You are the product manager for "Natural Agriculture". The company president asked you to determine…

A: Assuming x1 and x2 to be the sample mean of sales by Natural Agriculture and Farmers Co.…

Q: a. The capacity of the airport is 350. What is the probability will be inadequate in peak hours?…

A:

Q: the mean is 146, and standard deviation is 35. A score of 181 is how many z-scores above the mean?

A:

Q: A distribution of scores has no mode and the same median and mean values. This indicates that the

A: From the given information above, A distribution of scores has no mode and the same median and mean…

Q: a. Label the horizontal axis appropriately on the Normal curve at right. b. Find the probability…

A: Here AS PER POLICY I HAVE CALCULATED 3 SUBPART plz REPOST FOR REMAINING PARTS

Q: The proportion of a in the tail of a gold distribution can be never be more than .50 true or false

A: We have to find given statement is true or false

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.