The mean weight of a group of boys is 160 lb, with a standard deviation of 15
Question:
The mean weight of a group of boys is 160 lb, with a standard deviation of 15 lb. If the weights are normally distributed, find the probability that one of the boys picked at random from the group weighs
(a) Between 160 and 181 lb.
(b) More than 190 lb.
(c) Between 181 and 190 lb.
(d) Between 130 and 181 lb.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 53% (13 reviews)
a b c Pr 14 z 2 04773 04192 00581 ...View the full answer
Answered By
Ali Khawaja
my expertise are as follows: financial accounting : - journal entries - financial statements including balance sheet, profit & loss account, cash flow statement & statement of changes in equity -consolidated statement of financial position. -ratio analysis -depreciation methods -accounting concepts -understanding and application of all international financial reporting standards (ifrs) -international accounting standards (ias) -etc business analysis : -business strategy -strategic choices -business processes -e-business -e-marketing -project management -finance -hrm financial management : -project appraisal -capital budgeting -net present value (npv) -internal rate of return (irr) -net present value(npv) -payback period -strategic position -strategic choices -information technology -project management -finance -human resource management auditing: -internal audit -external audit -substantive procedures -analytic procedures -designing and assessment of internal controls -developing the flow charts & data flow diagrams -audit reports -engagement letter -materiality economics: -micro -macro -game theory -econometric -mathematical application in economics -empirical macroeconomics -international trade -international political economy -monetary theory and policy -public economics ,business law, and all regarding commerce
4.00+
1+ Reviews
10+ Question Solved
Related Book For
Mathematical Applications for the Management Life and Social Sciences
ISBN: 978-1305108042
11th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
Question Posted:
Students also viewed these Calculus questions
-
A sample of 186 newborn babies has a mean weight of 3103 g and a standard deviation of 696 g. Use a single value to estimate the mean weight of a new-born baby. Also, find the 95% confidence interval.
-
The weight of potato chips in a medium-size bag is stated to be 10 ounces. The amount that the packaging machine puts in these bags is believed to have a Normal model with mean 10.2 ounces and...
-
A consumer advocacy group suspects that a local supermarkets 10-ounce packages of cheddar cheese actually weigh less than 10 ounces. The group took a random sample of 20 such packages and found that...
-
What is the capacity for each of the containers in Problems 4754? (Give answers in the U.S. system to the nearest tenth of a gallon or in metric to the nearest tenth of a liter.) Orange 25 cm Juice...
-
Determine the tangential and centripetal components of the net force exerted on the car (by the ground) in Example 5-8 when its speed is 15m/s. The cars mass is 1100kg.
-
Consider weather conditions for which the prevailing wind blows past the penthouse tower on a tall building. The tower length in the wind direction is 10m and there are 10 window panels. (a)...
-
Use invariants to find the optimum lamina orientation for maximizing the shear stiffness \(\bar{Q}_{66}\), then find the corresponding maximum shear stiffness in terms of invariants.
-
You manage a car dealership in a large city. Many of your sales employees are very successful and have purchased their own vehicles from your dealership. Your dealership finances the sale of some of...
-
Please provide a handwitten explination to solve the following. 1. What is the wavlength of a 3.3 MHz sound in soft tissue? What is the frequency of an unknown wavelength traveling in soft tissue? 2....
-
A company has two factories, one at Liverpool and one at Brighton.[20] In addition it has four depots with storage facilities at Newcastle, Birmingham, London and Exeter. The company sells its...
-
The durations of the mating calls of a population of tree toads are normally distributed, with mean 189 milliseconds (msec) and standard deviation 32 msec. What proportion of these calls would be...
-
The Scholastic Aptitude Test (SAT) scores in mathematics at a certain high school are normally distributed, with a mean of 500 and a standard deviation of 100. What is the probability that an...
-
Consider a particular Bombardier plant. Maintaining a clean working environment is important to Bombardier. Cleaning the plant is the responsibility of the maintenance department. Two of the...
-
For a voltage-controlled bus \(k\), __________ are input data, while the power flow program computes __________.
-
For the iterative solution to linear algebraic equations \(\mathbf{A x}-\mathbf{y}\), the \(\mathbf{D}\) matrix in the Jacobi method is the Gauss-Siedel is the __________ portion of \(\mathbf{A}\)....
-
According to the theory of the kinked demand curve, if a firm were to lower its price, its competitors would ______. a) lower theirs b) raise theirs c) keep theirs the same
-
In a balanced Y-connected system, what is the zero-sequence component of the line currents?
-
Starting from a single-line diagram of a power system, the input data for a power flow problem consists of __________, __________, and __________.
-
A typical examples of causal research questions is: What is the effect of reward system on productivity? What is the problem here, according to the researcher? What is a possible solution to the...
-
A city maintains a solid waste landfill that was 12 percent filled at the end of Year 1 and 26 percent filled at the end of Year 2. During those periods, the government estimated that total closure...
-
The lifetime of an electronic amplifier is modeled as an exponential random variable. If 10% of the amplifiers have a mean of 20,000 hours and the remaining amplifiers have a mean of 50,000 hours,...
-
Lack of Memory Property Show that for an exponential random variable X, P(X t1) = P(X < t2)
-
A process is said to be of six-sigma quality if the process mean is at least six standard deviations from the nearest specification. Assume a normally distributed measurement. (a) If a process mean...
-
Thanasi has a business snowplowing. He uses a 2018 Ford Rapture with a snowplow outfitted to it. While plowing a driveway, he negligently ran it into the side of the neighbour's house. The damage to...
-
Mary was so excited about the holiday shopping season that she could hardly wait for the Black Friday sales. She got up early and spent all day at her favorite store, Mega Deals, shopping. Mary was...
-
This can be done as a group or individually. If done in a group, all group members must submit a copy of this assignment to receive a grade. If you were to open a business, what type of business...
Study smarter with the SolutionInn App