A margin of error within 12 with 95% confidence, assuming we estimate that 125 What

Question:

A margin of error within ±12 with 95% confidence, assuming we estimate that σ ≈ 125

What sample size is needed to give the desired margin of error in estimating a population mean with the indicated level of confidence?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Statistics Unlocking The Power Of Data

ISBN: 9780470601877

1st Edition

Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock

See More Books

Question Posted: Dec 04, 2018 09:47 AM

See More Questions

Amargin of error within 1% with 99% confidence. What sample size is needed to give the desired margin of error in estimating a population proportion with the indicated level of confidence?
When one is attempting to determine the required sample size for estimating a population mean, and the information on the population standard deviation is not available, it may be feasible to take a...
A margin of error within 2% with 95% confidence. An initial small sample has p = 0.78. What sample size is needed to give the desired margin of error in estimating a population proportion with the...
An inverted pyramidal tank has an equilateral triangular base measuring 3 ft. on a side and an altitude of 7 ft. DSMIT adi a. How many gallons of water can the tank hold? b. What will be the wetted...
Use the sustainable growth rate equations from the previous problem to answer the following questions. I Am Myself, Inc., had total assets of $410,000 and equity of $230,000 at the beginning of the...
The following data pertain to the serum calcium measurements in units of IU/L and the serum alkaline phosphate measurements in units of Î¼g/ml for two breeds of pigs, Chester White and...
Consider figure P8.43. Let the inertia of the block on the table be $M$ and that of the hanging bock be $M / 4$. If the coefficient of kinetic friction between the table and the block is 0.2 ,...
Coca-Cola and PepsiCo are the leading competitors in the market for cola products. In 1960 Coca-Cola introduced Sprite, which today is the worldwide leader in the lemon-lime soft drink market and...
1. The above image shows a thin lens of focal length 5m. (i) What is the kind of lens shown in the above figure? (ii) If a real inverted image is to be formed by this lens at a distance of 7m from...
The three stone blocks have weights WA, WB, and WC. Determine the smallest horizontal force P that must be applied to block C in order to move this block. The coefficient of static friction between...
A margin of error within 0.5 with 90% confidence, if we make a reasonable estimate that = 25 What sample size is needed to give the desired margin of error in estimating a population mean with the...
In the dataset StudentSurvey, 361 students recorded the number of hours of television they watched per week. The average is x = 6.504 hours with a standard deviation of 5.584. Find a 99% confidence...
Many organizations offer a combination of goods and services to their customers. As you learned in this chapter, there are some key differences between production of goods and delivery of services....
T-Bird Technologies of Phoenix Arizona is a fast-growing US based start-up business developing new technology for the space travel industry. At year-end 2018 its balance sheet showed goodwill of $3.8...
(a) Describe the main advantages and disadvantages of single stage operational amplifiers compared to 2-stage types. (b) Explain, with the aid of diagrams, the concept of gain bandwidth product...
Can this be written better "Dear Mulusew, We appreciate your communication and have no issues with the date you've proposed for the Close of Business (COB), Monday, 6, 2023. However, we'd like to...
Assume we have a PLAM for $450,000 mortgage with a 30 year term and monthly payments. The "real" loan rate is 3%, with inflation rates of 3, 4, and 5% for years 1, 2, 3, respectively. What is yield...
Howard is the bookkeeper for a convenience store. The convenience store completed a physical inventory at the end of the year. The beginning inventory was $35,000; however, the count taken was...
For the U.S. Statewide Crime data file on the books website, let y = violent crime rate and x = percent with a college education. a. Construct a scatter plot. Identify any points that you think may...
What are the risks and liability factors in an audit? What are the implications to the auditor? What are the implications to the organization? How can the auditor mitigate these risks and liability...
What test can be performed to compare mortality incidence between former smokers who quit <5 years ago vs. current smokers? Health Promotion A recent, article by Kenfield et al. [12] studied the...
What is the estimated mortality rate and 95% CI per 1000 person-years among current smokers? Health Promotion A recent, article by Kenfield et al. [12] studied the relationship between various...
Suppose we look at the subset of women with a family history of colon cancer. Aspirin might be more beneficial in this high-risk subgroup. We have a total of 5000 person-years among ASA women and 2...
Explain organizational change and briefly discuss the three types of change? ( 350 words please)
Identify an organization that has experienced change Classify the type of organizational change the organization experienced Describe how the organization overcame the resistance to the change...
Carlton Bank has an increase in reserves of $1,000,000. If the reserve ratio is 10%, by what amount may Carlton increase its demand deposits?

A margin of error within 12 with 95% confidence, assuming we estimate that 125 What

Question:

Step by Step Answer:

The desired margin of error is ME 12 and we have z 196 for 95 conf...View the full answer

Statistics Unlocking The Power Of Data

Students also viewed these Mathematics questions