A population has a mean of 150 and a standard deviation of 21. If a random sample

Question:

A population has a mean of 150 and a standard deviation of 21. If a random sample of 49 is taken, what is the probability that the sample mean is:

(a) Greater than 154

(b) Less than 153

(d) Between 152.5 and 157.5

(e) Between 148 and 158?

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

Step by Step Answer:

Related Book For book-img-for-question

Business Analytics And Statistics

ISBN: 9780730363330

1st Edition

Authors: Ken Black, John Asafu Adjaye, Paul Burke, Nelson Perera, Carl Sherwood, Saleh A. Wasimi

See More Books

Question Posted: Jan 27, 2020 01:33 PM

See More Questions

A random sample of size 25 is taken from a normal population having a mean of 80 and a standard deviation of 5. A second random sample of size 36 is taken from a different normal population having a...
A company supplies pins in bulk to a customer. The company uses an automatic lathe to produce the pins. Factors such as vibration, temperature, and wear and tear affect the pins, so that the lengths...
(a) A random sample of size 144 is taken from the local population of grade- school children. Each child estimates the number of hours per week spent watching TV. At this point, what can be said...
Prepare a company analysis (strengths and weaknesses) Instructions - Prepare the SW portion of a SWOT analysis as a report. Use your textbook and the instruction below. Prioritizing the Results: The...
Cellulose is treated with methanol, which methylates free anomeric carbons. (a) How many methyl groups would be incorporated per cellulose chain? (b) Cellulose is treated with dimethyl sulfate, which...
DE18-11 Use the Lucent Technologies 1999 income statement (page 713) and year-end balance sheet (page 714) to compute a. Inventory turnover for 1999. (Round turnover to one decimal place.) b. Days'...
How far do considerations of reliability and validity in structured observation mirror those encountered in relation to the asking of questions in structured interviews and self-completion...
The trial balance of Pacilio Security Services Inc. as of January 1, 2021, had the following normal balances: Cash ..................... $113,718 Petty cash ................... 100 Accounts...
This is the entire question. Corners are not cutoff Moffatt, Inc. owns 80% of Alger Corporation. 1) On January 1, 2013 Alger sold Moffatt equipment with a 10-year remaining life. Selling price =...
What is the solution of the recursive equation T (n) = 0.015625T +n?? (1/4) a) O(n') b) O(n' lg n) c) O(n* Ign) d) O(7*)
The Department of Housing can provide apartment accommodation in a particular city. The average cost of renting a two-bedroom apartment in this city is $800 per month. What is the probability of...
Give an example of how convenience sampling could be used in a study of Australian Financial Review Top 1000 CEOs to measure corporate attitudes towards paternity leave for employees.
The mean height of married American women in their early 20s is 64.5 inches and the standard deviation is 2.5 inches. The mean height of married men the same age is 68.5 inches with standard...
One thing that I found working in mental health is the staff generally doesn't accept that the patient's reality is real to them. It can ware down on you at times, and you would be less than...
Read the Case study below and answer ALL questions that follow. Retail Enterprise in the Far South of Santa Catarina. In search of a more effective insertion in the market, companies adopt many tools...
Consider that you are the CEO of a growing company and, together with your work team, you want to adapt the company's strategic thinking to current challenges. Imagine that the company is dedicated...
1)Give examples of both hardware and software that are currently in use in at least two separate groups of group members, and explain the differences between them. 2)What can a manager do, in...
ACMY currently operates in a market that has been estimated to have about 10 mill. customers and it is estimate that it has a market share of 8%. The average customer purchase is of $150 per year....
A 5 m thick doubly drained normally consolidated clay layer at a site has e o = 0.95, C c = 0.54, and c v = 4.0 m 2 /year. The effective overburden pressure at the middle of the clay layer is 70.0...
An example of prescriptive analytics is when an action is recommended based on previously observed actions. For example, an analysis might help determine procedures to follow when new accounts are...
The U.S. Energy Information Administration compiles data on the U.S. energy industry. The file titled Energy contains data on the number of megawatt-hours of electricity sold in the United States to...
The gross state product (GSP) is the sales of all goods and services originating in a state minus the costs of any goods or services used to generate the sales. The file State GSP contains the 2015...
Refer to Exercise 15-8 and the data file Browning. a. Produce a regression equation that will predict the sales as a function of the other four variables. b. Determine if the overall model is...
Rotan, Inc. purchased a van on January 1, 2018, for $800,000. Estimated life of the van was five years, and its estimated residual value was $96,000. Rotan uses the straightline method of...
If at the beginning of a period, you buy a share of stock for $49, then receive a dividend of $3, and finally sell the stock for $51, what was your holding period return? 9.3% 10.2% 14.8% 16.3%
The cumulative effect of most changes in accounting principle is reported: Multiple Choice In the balance sheet accounts affected. In the income statement before income from continuing operations. In...

A population has a mean of 150 and a standard deviation of 21. If a random sample

Question:

Step by Step Answer:

a b c d ...View the full answer

Business Analytics And Statistics

Students also viewed these Mathematics questions