A national survey of companies included a question that asked whether the company had at least one
Question:
A national survey of companies included a question that asked whether the company had at least one bilingual telephone operator. The sample results of 90 companies follow (Y denotes that the company does have at least one bilingual operator; N denotes that it does not).
Use this information to estimate with 95% confidence the proportion of the population that does have at least one bilingualoperator.
Transcribed Image Text:
NNYNNYNNNN NNNYNNNNNY YNYNNYNNNN NYNNNNNYYN NNNYNYYNNY NNYNNYYNYN NNNYYNNNYN NYNYNYNYYN
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 90% (10 reviews)
n 90 x 30 95 Co...View the full answer
Answered By
Muhammad Umair
I have done job as Embedded System Engineer for just four months but after it i have decided to open my own lab and to work on projects that i can launch my own product in market. I work on different softwares like Proteus, Mikroc to program Embedded Systems. My basic work is on Embedded Systems. I have skills in Autocad, Proteus, C++, C programming and i love to share these skills to other to enhance my knowledge too.
3.50+
1+ Reviews
10+ Question Solved
Related Book For
Business Statistics For Contemporary Decision Making
ISBN: 978-1118749647
8th edition
Authors: Black Ken
Question Posted:
Students also viewed these Statistics questions
-
A national survey of insurance offices was taken, resulting in a random sample of 245 companies. Of these 245 companies, 189 responded that they were going to purchase new software for their offices...
-
The following percentages come from a national survey of the ages of prerecorded-music shoppers. A local survey produced the observed values. Does the evidence in the observed data indicate that we...
-
Use this information to create an income statement and then analyze it for profitability. Selected accounts for Jackson, Inc. are listed below along with their balances before closing the year of...
-
The degree of operating leverage for Dousmann Corp. and PCB Co. are 1.4 and 5.6, respectively. Both have net incomes of $50,000. Determine their respective contribution margin s.
-
1. Do you believe that stock options can motivate employees to work harder? Should employees be held responsible for factors beyond their control, such as gyrations in stock prices? Answer this...
-
What is meant by the term critical value in a hypothesis-testing situation? Illustrate what you mean with a business example.
-
For the balance sheet for Bethesda Imaging, shown in Table 2.6, identify three financial ratios that might be of interest to an investor in the company. What do the 5 -year trends for the ratios...
-
Why are financial markets essential for a healthy economy and economic growth?
-
Lopez Sales Company had the following balances in its accounts on January 1 , Year 2 : Cash $ 6 2 , 0 0 0 Merchandise Inventory 4 2 , 0 0 0 Land 1 0 2 , 0 0 0 Common Stock 8 2 , 0 0 0 Retained...
-
An company has sales of $50 million growing at 25% YoY with EBITDA margins at 20%. It secures a JV in Year 3 with additional business of $20 million at EBITDA of 12.5% which linearly scales up to $50...
-
A national survey of insurance offices was taken, resulting in a random sample of 245 companies. Of these 245 companies, 189 responded that they were going to purchase new software for their offices...
-
A movie theater has had a poor accounting system. The manager has no idea how many large containers of popcorn are sold per movie showing. She knows that the amounts vary by day of the week and hour...
-
If the acceleration of an object is zero, are no forces acting on it? Explain.
-
Wire 1, with mass \(0.010 \mathrm{~kg}\) and length \(1.0 \mathrm{~m}\), has a square cross section and is initially at rest on a table. It is connected by flexible leads to a battery and carries a...
-
Calculate the magnitude of the magnetic force exerted on a wire that is \(20 \mathrm{~mm}\) long and carries a current of \(4.0 \mathrm{~A}\) when it is suspended inside a solenoid at an angle of...
-
Wire 1 is \(2.3 \mathrm{~m}\) long and carries a current of \(2.2 \mathrm{~A}\) to the right. Wire 2 is also \(2.3 \mathrm{~m}\) long, and it carries a current of 3. 0 A to the left. The wires are...
-
A solenoid that is \(200 \mathrm{~mm}\) long has 200 turns. What current \(I\) in the solenoid is required to produce a magnetic field of magnitude \(1.0 \mathrm{~T}\) inside the solenoid?
-
A long, straight wire carrying a current of \(2.5 \mathrm{~A}\) to the left is placed directly below and parallel to the central axis of a solenoid that has 1000 windings per meter of length and a...
-
What are the implications for operations management of customers being able to satisfy purchasing needs immediately by using the Internet? Have e-business functions fundamentally changed the way...
-
Find the reduced echelon form of each of the matrices given in Problems 120. c 1 26 + 4
-
Discuss the assumptions and advantages of multistage compression.
-
Shown below is Minitab output from a logistic regression attempt to predict if a family is from outside a metro area by annual food spending by household. Families residing in metro regions are coded...
-
In the following output, the variable Service is coded 0 for general medical hospitals and 1 for psychiatric hospitals. Shown below is Minitab output from a logistic regression attempt to predict...
-
A marketing analyst carries out a survey to assess whether the amount of money a customer spends in a clothing store depends on how the customer feels about the value he receives, the perceived...
-
How do advanced scenario planning methodologies, such as probabilistic forecasting, sensitivity analysis, and scenario stress-testing, inform the development of robust, adaptive visions that are...
-
How can leaders sustain momentum and relevance around visionary visions amidst evolving external environments, internal dynamics, and competing priorities, fostering adaptability, resilience, and...
-
What cognitive processes underlie the formulation of visionary narratives, and how can leaders leverage storytelling techniques to evoke emotional resonance, foster buy-in, and drive transformative...
Study smarter with the SolutionInn App