Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on May 15, 2024

A student wanted to find out how much sleep high schoolers get each night. She surveyed the first 100 students to arrive at school. What

A student wanted to find out how much sleep high schoolers get each night. She surveyed the first 100 students to arrive at school. What type of sampling method did she use?

Step by Step Solution

There are 3 Steps involved in it

Step: 1

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Probability and Random Processes With Applications to Signal Processing and Communications

Authors: Scott Miller, Donald Childers

2nd edition

123869811, 978-0121726515, 121726517, 978-0130200716, 978-0123869814

More Books

Students also viewed these Mathematics questions

Question

Question: Old MathJax webview Old MathJax webview i need ans of these question but the source is alot Old MathJax webviewOld MathJax webview i need ans of these question but the source is alot these...

Answered: 1 week ago

Question

★★★★★

How much sleep do high school students get on a typical school night? A counselor designed a survey to find out. To make data collection easier, the counselor surveyed the first 100 students to...

Answered: 1 week ago

Question

★★★★★

What type of business is S. G. Cowen? How is this firm different from the other financial firms? How systems and operations of financial firms are different from other types of businesses - say...

Answered: 1 week ago

Question

★★★★★

Write the dual for each of the following primal problems: (a) Maximize z = - 5x1 + 2x2 Subject to - x1 + x2 - 2 2x1 + 3x2 5 X1, x2 0 (b) Minimize z = 6x1 + 3x2 Subject to 6x1 - 3x2 + x3 2 3x1 +...

Answered: 1 week ago

Question

★★★★★

Discuss the differences between reactive and planning inventory logics. What are the advantages of each? What are the major implications of each?

Answered: 1 week ago

Question

★★★★★

How does a scanning probe microscope differ from an optical microscope?

Answered: 1 week ago

Question

★★★★★

A machine in use is replaced by a new machine either when it fails or when it reaches the age of T years. If the lifetimes of successive machines are independent with a common distribution F having...

Answered: 1 week ago

Question

★★★★★

A diffraction grating has 4 200 rulings/cm. On a screen 2.00 m from the grating, it is found that for a particular order m, the maxima corresponding to two closely spaced wavelengths of sodium (589.0...

Answered: 1 week ago

Question

★★★★★

Jim Beal Corp. is a large company that uses long-term debt to finance projects like research and development and acquiring smaller companies competing with their corporation. As of Dec. 31, the...

Answered: 1 week ago

Question

★★★★★

The table reflects the results of a study by Forys and Dahlquist (2007) that investigated the effects of coping style and cognitive strategy on dealing with pain. Participants were first classified...

Answered: 1 week ago

Question

★★★★★

Which country has the comparative advantage in computer production? Use the following table: Amount of Beef or Computers Produced by One Worker in a Day Canada Beef Computers Japan 8 5 3 4

Answered: 1 week ago

Question

★★★★★

A metal sphere is grounded and an electrically charged rod is held close to it. The sphere acquires a charge \(q\). The grounding wire is removed, and the sphere is brought in contact with another...

Answered: 1 week ago

Question

★★★★★

Consider the nonlinear regression model \(y=\exp \left(\mathbf{x}^{\prime} \boldsymbol{\beta} ight) /\left[1+\exp \left(\mathbf{x}^{\prime} \boldsymbol{\beta} ight) ight]+u\), where the error term is...

Answered: 1 week ago

Question

★★★★★

The term blue chip applies to stocks issued by a company in excellent financial standing with a record of producing earnings and paying dividends. Stocks in companies such as GE and Chrysler were...

Answered: 1 week ago

Question

★★★★★

An ETF is a. a contract that gives a buyer the right to buy or sell a security at a specified price on or before a certain date. b. an agreement between a buyer and seller to buy an asset at a later...

Answered: 1 week ago

Question

★★★★★

Eraut ( 1 9 9 8 : 1 2 8 ) points out that the use of competence is no less diverse than the usage of such terms as knowledge, skills and ability . Applied competence is an overarching concept that...

Answered: 1 week ago

Question

★★★★★

An educational researcher devised a wooden toy assembly project to test learning in 6-year-olds. The time in seconds to assemble the project was noted, and the toy was disassembled out of the childs...

Answered: 1 week ago

Question

★★★★★

Understand the key steps and tasks that a caretaker should perform regarding a special needs person.

Answered: 1 week ago

Question

★★★★★

Identify the statistics regarding the fre- quency and types of special needs situa- tions.

Answered: 1 week ago

Question

★★★★★

The CFP publishes a review of miscon- duct cases processed by the CFP Board and the Commission. a. True b. False

Answered: 1 week ago

Previous Question Next Question