The amounts of electricity bills for all households in a city have a skewed probability distribution...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
The amounts of electricity bills for all households in a city have a skewed probability distribution with a mean of $140 and a standard deviation of $30. a. Comment on shape of the sampling distribution if a random sample of 85 households is selected from this city. b. Find the probability that the mean amount of electric bills for a random sample of 85 households selected from this city will be i) between $132 and $136 ii) within $10 of the population mean The amounts of electricity bills for all households in a city have a skewed probability distribution with a mean of $140 and a standard deviation of $30. a. Comment on shape of the sampling distribution if a random sample of 85 households is selected from this city. b. Find the probability that the mean amount of electric bills for a random sample of 85 households selected from this city will be i) between $132 and $136 ii) within $10 of the population mean
Expert Answer:
Answer rating: 100% (QA)
a When the distribution is skewed the mean median a... View the full answer
Related Book For
Posted Date:
Students also viewed these mathematics questions
-
The amounts of electricity bills for all households in a particular city have an approximately normal distribution with a mean of $140 and a standard deviation of $30. Let x be the mean amount of...
-
The amounts of electricity bills for all households in a city have a skewed probability distribution with a mean of $140 and a standard deviation of $30. Find the probability that the mean amount of...
-
We have used stationary phase to figure out the time dependence of the position of peaks in wavepackets constructed from integral representations. More generally, the stationary phase approximation...
-
client with celiac disease asks for a nutrition plan, what should the trainer recommend? Refer to a dietician 3-day food log to prescribe meal plan A templated meal plan Give a breakdown of...
-
The AB Partnership purchases plastic components and assembles childrens toys. The assembly operation requires a number of special machines that are housed in a building the partnership owns. The...
-
Samsung (www.Samsung.com), Apple, and Google are competitors in the global market-place. Selected results from these companies follow. Required 1. Compute Samsung's debt-to-equity ratio for the...
-
According to the Supreme Court decision in Quill Corp. v. North Dakota, a state may not require a retailer with no physical presence in the state to collect and remit sales tax on sales made in the...
-
The accountant for Teresa's Dress Shop prepared the following cash budget. Teresa's desires to maintain a cash cushion of $14,000 at the end of each month. Funds are assumed to be borrowed and repaid...
-
Jessa owns a house and lot on 9th Avenue. She sells the house to the Hartley family, who wish to have a conveyance from her that says, to Harriet Hartley for life, remainder to her son, Alexander...
-
Marco Company shows the following costs for three jobs worked on in April. Job 306 Job 307 $ 27,000 $ 41,000 22,000 11,000 16,000 8,000 Balances on March 31 Direct materials used (in March) Direct...
-
Draw to scale the front and end elevations and plan of the object shown below in the FIRST ANGLE ORTHOGRAHIC PROJECTION. Hidden details should be included.
-
Provide a brief overview of the company you have chosen for your project; where is it headquartered, and what are the services or products it provides? Pick an aspect of the Fourth IR (advances in...
-
6. Research and identify various types of industry, media and government organisations, events and communication channels that are relevant to an organisation's business operations. Identify an...
-
1. Write the function for g(x) if the absolute value parent function f(x)=|x| is reflected across the x-axis, horizontally stretched by a factor of 4, and then translated horizontally 3 units right...
-
Carlos earns interest on his bank account based on the average daily balance. His balance over the course of the last month is listed in the table, along with the number of days at each balance....
-
The productivity of labor is usually a function of at least three factors: the technology available, the amount of capital available, and the human capital (skills) of the workforce. For the...
-
Which inventory measurement method would have the most recent costs in cost of goods sold? a. First-in, first-out (FIFO) b. Work-in-progress c. Last-in, first-out (LIFO) d. Weighted averag
-
Refer to the situation described inBE 18-13, but assume a 2-for-1 stock split instead of the 5% stock dividend. Prepare the journal entry to record the stock split if it is to be effected in the form...
-
A bank manager wants to know the mean amount owed on credit card accounts that become delinquent. A random sample of 100 delinquent credit card accounts taken by the manager produced a mean amount...
-
The following table lists the 2009 total profits (rounded to millions of dollars) of the seven Fortune 500 companies in the Computers, Office Equipment category (Source: www.money.cnn.com/magazines/...
-
The following data represent the numbers of tornadoes that touched down during 1950 to 1994 in the 12 states that had the most tornadoes during this period. The data for these states are given in the...
-
Discuss the importance of validity and research design. Next, choose one type of validity (internal, external, construct, or statistical conclusion) and discuss its relevance to experimental, quasi...
-
Explain from a technical viewpoint why it is important to distinguish a method, research, approach, and design. Next, briefly discuss how understanding each term individually in addition to how these...
-
Define the two major types of sampling strategies .
Study smarter with the SolutionInn App