Browse questions and clear answers across school subjects and test-preparation topics.
The models represent 4/6 and 2/3. Select the four true statements about what these models show. 4/6 is equivalent to 2/3. The 2/3 model has fewer parts than the 4/6 model. The model of 4/6 has smaller parts than the 2/3 model. The 2/3…
Read more →The models represent 4/10 and 2/5. Select the three true statements about what these models show. 1. 4/10 is equivalent to 2/5 2. The 2/5 model has larger parts, so 2/5 is greater than 4/10 3. The 2/5 model has fewer parts than the 4/10…
Read more →Simplify the expression below. √(4e/3f) A) 2√(e/3f) B) 2/√(3f) C) √(4/3) * √(e/f) D) 2√(e)/√(3f)
Read more →Simplify the expression below if x > 0 and y > 0. A. √y B. √(x/y) C. √x/y D. x/√y
Read more →Simplify the expression below. A. 2√3ef / 9f² B. 2√3ef / 3f C. 2√e / 3f D. 2√e
Read more →Which expression is equivalent to the given expression? A. 27m^4n B. 9m^4n C. 27m^5/n D. 9m^5/n
Read more →Which expression is equivalent to the given expression? A. 27m^4n B. 9m^4n C. 27m^5/n D. 9m^5/n
Read more →Which expression is equivalent to the given expression? A. 27m^4n B. 9m^4n C. 27m^5/n D. 9m^5/n
Read more →What is this expression in simplified form? A. 64√50 B. 16√50 C. 80√2 D. 320√2
Read more →What is this expression in simplified form? A. 64√50 B. 16√50 C. 80√2 D. 320√2
Read more →What is this expression in simplified form? A. 64√50 B. 16√50 C. 80√2 D. 320√2
Read more →What is this expression in simplified form? A. 64√50 B. 16√50 C. 80√2 D. 320√2
Read more →A coffee shop begins the day with 75 bagels and sells an average of 10 bagels each hour. Function b models the bagel inventory, b(x) = 75 – 10x hours after opening. If the coffee shop wants to make a graph of function b, which values of x…
Read more →The axis of symmetry of function f is x = ____. The axis of symmetry of function g is x = ____.
Read more →Which equation can be used to solve for x? 2x + 94 = 90 10x = 86 2x + 8 = 86 2x + 94 = 180
Read more →Select the correct answer. The table represents quadratic function g. Which statement is true about the function? A. The maximum occurs at the function’s x-intercept. B. The minimum occurs at the function’s x-intercept. C. The maximum…
Read more →The Panama Canal links what two bodies of water?
Read more →What river forms the boundary between Mexico and the United States?
Read more →In what state does the Missouri River join the Mississippi?
Read more →In what state does the Missouri River join the Mississippi?
Read more →What body of water separates the West Indies from South America?
Read more →What two bodies of water separate Greenland from Baffin Island in Canada?
Read more →Which countries touch the Tropic of Cancer
Read more →You can protect yourself against sending a P2P payment to the wrong person by using an app or service that asks you to confirm the payment before it is sent, by double-checking the recipient’s information before sending and _____.
Read more →When comparing P2P apps, it’s important to pay attention to fees, safety and privacy and _____.
Read more →Criminals may be able to use your social media posts to steal from you if you ______.
Read more →True or False: You can use public Wi-Fi to do online banking as long as you visit encrypted and secure websites.
Read more →Moving money from a savings account to a checking account at the same financial institution is called a _____.
Read more →What is a possible danger of using public Wi-Fi for completing digital banking tasks? Someone could steal your information.
Read more →An account that earns interest and is used to to meet financial goals is a _____.
Read more →One sign that your money will be safe in a savings account is if _____. it is insured up to $250,000 by the FDIC/NCUA
Read more →what does it mean when someone’s account is “overdrawn”?
Read more →A plan that helps you manage your money
Read more →A researcher conducting behavioral research collects individually identifiable sensitive information about illicit drug use and other illegal behaviors by surveying college students. One of the subjects is in an automobile accident two…
Read more →The peer review process can create conflicts of interest because the choice of who reviews a potentially publishable project may show: There may be bias by the peer reviewer as to the area of research
Read more →To minimize potential risks of harm, a researcher conducting an on-line survey can: Design the survey so that no direct or indirect identifiers are collected.
Read more →Which federal regulation or law governs how researchers can obtain data about subjects’ disciplinary status in school from academic records? The Family Educational Rights and Privacy Act.
Read more →Which of the following constitutes both a breach of confidentiality (the research data have been disclosed, counter to the agreement between researcher and subjects) and a violation of subjects’ privacy (the right of the individuals to be…
Read more →A researcher leaves a research file in her car while she attends a concert and her car is stolen. The file contains charts of aggregated numerical data from a research study with human subjects, but no other documents. The consent form…
Read more →A waiver of the requirement for documentation of informed consent may be granted when: The only record linking the subject and the research is the consent document and the principal risk is a breach of confidentiality.
Read more →A criterion for waiving informed consent is that, when appropriate, subjects are provided additional pertinent information after the study. In which of the following studies would it NOT be appropriate to provide subjects with information…
Read more →A general requirement for informed consent is that no informed consent may include any exculpatory language. Exculpatory language is that which waives or appears to waive any of the subject’s legal rights or releases or appears to release…
Read more →Identify the example of when situation and time are key to assessing risk of harm in a research study: Asking women if they have had an abortion
Read more →What statement about risks in social and behavioral sciences research is most accurate: Risks are specific to time, situation, and culture.
Read more →Continuing review of an approved and ongoing study posing more than minimal risk that was initially approved by a convened IRB: Must occur within 12 months of the approval date.
Read more →A study was submitted to the IRB designed to evaluate the effect of background noise on an individual’s ability to concentrate and answer questions. The IRB approved the study and consent form. The consent form includes all the required…
Read more →An example cited in the Belmont Report (The National Commission 1979) stated that “During the 19th and early 20th centuries the burdens of serving as research subjects fell largely upon poor ward patients, while the benefits of improved…
Read more →The Belmont Report’s principle of respect for persons incorporates at least two ethical convictions: first, that individuals should be treated as autonomous agents, and second, that: Persons with diminished autonomy are entitled to…
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