Difference between internal and external validity
What is the difference between internal and external validity? My textbook defines them but it is very vague.
Expected delivery within 24 Hours
Email no later than noon! Post your topic on the forum. If too many duplicate topics, the earlier posts win! What are the major theories weve discussed?
Organisms A,B, and C belong to the same order but to different families and if organisms D,E, and F belong to the same family but to different genera, which of the following pairs of organisms would be expected to show the greatest degree of structur
Find the minimum required bandwidth for the baseband transmission of an 8-level PAM pulse sequence having a data rate, Rb, of 9600 bps. The system characteristics consist of a raised-cosine spectrum with a 50% excess bandwidth
The probability that a given alternator will fail on a 1-hour flight is .02. What is the probability that (a) both will fail? (d) Neither will fail? (c) One or the other will fail? Show all steps carefully.
What basic similarities among mammals and differences between mammals (the ingroup) and reptiles (an outgroup) help support the hypothesis that all mammals share a common ancestor?
Sensation is initiated by the physical stimuli that surround and inhabit the body. As stimuli impinge on receptors, neural impulses are initiated and speed along specific pathways toward destinations in the brain.
Thirty- five percent of adult Americans are regular voters. A random sample of 250 adults in a medium size college town were surveyed, and it was found that 110 were regular voters. Estimate the true proportion of regular voters with 90% confidenc
1933354
Questions Asked
3,689
Active Tutors
1445215
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
What do you think it takes to be a moral exemplar? Does someone like Mother Teresa count? Should moral exemplars be morally perfect?
Career: In what ways has Human Resources leveraged Ai to recruit employees? Industry: How has Ai affected insurance pre-approvals for patients?
Advanced practice nurses must be equipped to critique scholarly literature and discern its value for application to practice.
Describe the components of the healthcare delivery system, including public health services and public health nursing.
Critically evaluate the effects of health policy including financial implications upon global, national, state, and local health care delivery in the community.
Effective care coordination in the healthcare continuum requires a constellation of roles, processes, and tools to address the needs of patients and caregivers
Name and describe the components and rationale of the gynecological health history. Define and describe each component of the GTPAL system