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
(c) Less than 147
(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:
Answer rating: 70% (10 reviews)
a b c d ...View the full answer
Answered By
Branice Buyengo Ajevi
I have been teaching for the last 5 years which has strengthened my interaction with students of different level.
4.30+
1+ Reviews
10+ Question Solved
Related Book For
Business Analytics And Statistics
ISBN: 9780730363330
1st Edition
Authors: Ken Black, John Asafu Adjaye, Paul Burke, Nelson Perera, Carl Sherwood, Saleh A. Wasimi
Question Posted:
Students also viewed these Mathematics 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...
-
You have been given the following information for Illiquid Ltd , a company experiencing cash flow difficulties. Annual sales are expected to be 2 , 0 0 0 , 0 0 0 for this year. Credit control...
-
The stockholders' equity accounts of Willis Corporation at January 1 appear below: During the year, the following transactions occurred: Jan. 10 Issued 35,000 shares of common stock for \(\$ 18\)...
-
The following selected account balances for the year ended December 31 are provided for Valenko Company: Advertising expense . . . . . . . . . . . . . . . . . . $215,000 Insurance, factory equipment....
-
In March of 2021, the Suez canal was blocked for six days after grounding if a container ship. over 300 ships were obstructed at both ends leading to significant dalays in supply chain and delivery...
-
A store maintains data on customers, products and purchase records in three tables: CUSTOMER, PRODUCT, PURCHASE. The store manager wants to know which product is on its maximum discount for each...
-
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.
-
On January 1, 2012, Housen Company issued 10-year bonds of $500,000 at 102. Interest is payable on January 1 and July 1 at 10%. On April 1, 2013, Housen Company reacquires and retires 50 of its own...
-
You have a convex lens with a focal length of 11.3cm. You want to use it to project an image from your cell phone's screen onto a wall that is 198cm away from the lens. How big the image would be on...
-
What are the key performance indicators (KPIs) that best measure operational excellence within a lean manufacturing environment, and how do they inform continuous improvement strategies?
-
A 23.5kg box is sitting on a concrete floor and is pushed with a force of 100N. If the coefficient of friction between the wood and concrete is 0.5, what is the force of friction on the box? For this...
-
A gardener pushes down along the handle of a lawn mover of 20 kg mass with a force of 150 N. The handle makes an angle of 60 to the vertical. Calculate the instantaneous acceleration of the mower if...
-
1 4 A clothing store buys sweaters for $48.00 less 47% for buying over 50 pairs, and less a further 11% for buying last season's style. The sweaters are then marked up to cover overhead expenses of...
-
Why might probation be revoked? To what extent to POs have discretion in such matters? Discuss the probation revocation process? With respect to each of these cases, discuss: What are the issues...
-
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...
-
Find the average annual growth rate of the dividends for each firm listed in the following table: What is the average annual growth rate of the dividends paid by Loewen? % (Round to two decimal...
-
Probability of State Rate of Return if State Occurs Economy Recession of Economy Stock A Stock B .20 .035 -.30 Normal .60 .115 .20 Boom .20 .190 .43 a. Calculate the expected return for the two...
-
- Your wealthy uncle established a $1,000 bank account for you when you were born. For the first 8 years of your life, the interest rate earned on the account was 6%. Since then, rates have been only...
Study smarter with the SolutionInn App