How many clients do you think is an average client?
Suppose that a new AIDS antibody drug is currently under study. It is given to patients once the AIDS symptoms have revealed themselves. Of interest is the average (mean) length of time in …
How many clear symptoms must be present for diagnosis to occur?
In probability sampling, the goal is to choose a sample that is reflective of the larger population. True A researcher is conducting a program evaluation of a clinic that treats people with …
What is a major consideration in choosing a sample size?
A set of core services is essential to all intensive outpatient treatment (IOT) efforts and should be a standard part of the treatment package for every client. Enhanced services often are added …
What is sampling in statistics?
Which of the following is an example of when a sampling is unnecessary?
Sampling is unnecessary when the elements that would be sampled are identical, but the complexity of the social world often makes it difficult to argue that different elements are identical.
When an instrument measures the concept for which it was designed it is said to be?
Validity refers to the extent that the instrument measures what it was designed to measure. In research, there are three ways to approach validity and they include content validity, construct validity, and criterion-related validity.
What is the major problem with client satisfaction surveys quizlet?
One major limitation of client satisfaction surveys is that: there is a positive bias. Quality assurance is a type of process evaluation in which an evaluator examines whether a program is meeting the standards of an external accrediting body.
Why is the use of inferential statistics not recommended for use with single system research design SSRD data?
Why is the use of inferential statistics not recommended for use with single system research design (SSRD) data? practitioners not skilled in analysis may be reluctant to conduct studies, the data in SSRDs typically violate assumptions needed for use of parametric statistics, the data are not independent.
What does a quantitative research instrument measure?
Measures exist to numerically represent degrees of attributes. Quantitative research is based on measurement and is conducted in a systematic, controlled manner. These measures enable researchers to perform statistical tests, analyze differences between groups, and determine the effectiveness of treatments.
What is validity and reliability measures?
Reliability and validity are concepts used to evaluate the quality of research. They indicate how well a method, technique or test measures something. Reliability is about the consistency of a measure, and validity is about the accuracy of a measure.
What are client satisfaction studies quizlet?
Client satisfaction studies measure if clients liked a program or not and cannot include other variables. False RIGHT. Clients who have been involved with a human services program for a long period of time: may rate services high to help convince themselves the treatment was worthwhile RIGHT.
How many steps make up the research process quizlet?
9 steps of research process.
When obtaining assessment data from collateral sources social workers should?
When obtaining assessment data from collateral sources, social workers should: avoid consulting collateral contacts suggested by clients.
What is an ABAB study?
An ABAB research design, also called a withdrawal or reversal design, is used to determine if an intervention is effective in changing the behavior of a participant. The design has four phases denoted by A1, B1, A2, and B2. In each phase, repeated measurements of the participant's behavior are obtained.
What is single group experimental design?
The one-group posttest-only design (a.k.a. one-shot case study) is a type of quasi-experiment in which the outcome of interest is measured only once after exposing a non-random group of participants to a certain intervention. The objective is to evaluate the effect of that intervention which can be: A training program.
What is a single case design in research?
Single case design (SCD), often referred to as single subject design, is an evaluation method that can be used to rigorously test the success of an intervention or treatment on a particular case (i.e., a person, school, community) and to also provide evidence about the general effectiveness of an intervention using a ...
What is convenience sample?
A convenience sample is one that selected randomly using a table of random numbers.
How can behavioral data be obtained?
Behavioral data can be obtained through client self-monitoring.
What is the major consideration in choosing a sample size?
A major consideration in choosing a sample size is the confidence level chosen by the researcher.
What is it called when you answer a survey more positively to please a therapist or evaluator?
Answering questions on a survey more positively to please a therapist or evaluator is known as social desirability.
How long do you have to count temper tantrums?
You ask the parents to count the number of daily temper tantrums for two weeks. You then implement a behavior modification program and ask the parents to count the number of daily temper tantrums for two more weeks. At the end of this period, you find that the temper tantrums have increased. The parents decide to enroll the child in play therapy.
When is an instrument reliable?
An instrument is reliable when it measures what it was designed to measure.
Should I choose a single program or multi-program study?
As a beginning program evaluator, it is recommended that you choose a single program with which to began, rather than a multi-program study.
What is convenience sample?
A convenience sample is one that selected randomly using a table of random numbers.
What is purposeful sample?
a purposeful sample. You are conducting a study on illegal immigrants and employment history. You cannot post ads designed to elicit a sample due to the fear of the population regarding deportation if discovered. You know an illegal immigrant and have gained their trust. They agree to talk to you anonymously.
What is the major consideration in choosing a sample size?
A major consideration in choosing a sample size is the confidence level chosen by the researcher.
What is convenience sample?
A convenience sample is one that selected randomly using a table of random numbers.
How many groups are there in a test?
A group of test subjects is divided into twelve groups; then four of the groups are chosen at random.
Why do pharmaceutical companies do studies?
Studies are often done by pharmaceutical companies to determine the effectiveness of a treatment program. Suppose that a new AIDS antibody drug is currently under study. It is given to patients once the AIDS symptoms have revealed themselves.
What is the major consideration in choosing a sample size?
A major consideration in choosing a sample size is the confidence level chosen by the researcher.
Which is more likely to deviate from treatment protocols than less skill therapists?
Highly skilled therapists are more likely to deviate from treatment protocols than less skills therapists.
What is the technique of measuring internal consistency?
Developing an alternative version of the scale and administering it to a group similar to those in the group completing the original instrument, then determining if the versions correlate with each other , is known as which technique for measuring internal consistency.
Why are classical experiments necessary in social science?
Classical experiments are necessary in the social sciences in order to prove any findings.
What is it called when you answer a survey more positively to please a therapist or evaluator?
Answering questions on a survey more positively to please a therapist or evaluator is known as social desirability.
Should I choose a single program or multi-program study?
As a beginning program evaluator, it is recommended that you choose a single program with which to began, rather than a multi-program study.
What is the goal of probability sampling?
In probability sampling, the goal is to choose a sample that is reflective of the larger population.
What is the term for a disorder of thinking and perception, where typically people do not ascribe their symptoms to
Psychosis: A disorder of thinking and perception, where typically people do not ascribe their symptoms to a mental disorder
What is the best treatment for a first episode of substance abuse?
Patients with a first episode (even those with substance misuse) are best treated by specialist multidisciplinary early intervention teams that deliver psychosocial interventions as essential adjuncts to drugs
What are the abnormalities of thought?
Other abnormalities of thought (obsessions, overvalued ideas) and perception (illusions, misinterpretations) are common. Cognitive impairment, tested at the bedside, can present in the early stages of psychosis, but gross abnormalities may alert the clinician to learning disability or organic pathology.
Is a diagnostic test based on clinical findings?
Diagnosis is based on clinical findings. No confirmatory laboratory or radiological tests are available, although investigations are needed to rule out organic psychosis. More information is gained on first assessment than at any subsequent time: even a few days' antipsychotic treatment can reduce the strength of delusions, and patients learn quickly that disclosing too many symptoms can have implications for the drugs they are prescribed or their liberty.
How many boxes are there in schizophrenia?
Schizophrenia: Psychosis that develops a chronic course. A minimum of one clear symptom (box 1) or two less clear symptoms (boxes 1 and 2) must be present for most of the time for one month or more
What is acute psychosis?
Summary points. Acute psychosis is a common psychiatric emergency that may present to health services other than mental health practitioners. Comorbidities are common and increase with age—monitoring for hidden physical and other mental disorders is essential.
Can open discussion be consensual?
Open discussion can achieve consensual admission. Patients with psychosis who decline further treatment are assessed under mental health legislation on the grounds of danger to self (suicide, unsafe behaviours, exploitation by others) or danger to others (overarousal, risk of acting on delusions, potential harm to others).
What is sampling in statistics?
What is sampling? Samplingis a technique of selecting individual members or a subset of the population to make statistical inferences from them and estimate characteristics of the whole population.
What is systematic sampling?
Systematic sampling:Researchers use the systematic sampling methodto choose the sample members of a population at regular intervals. It requires the selection of a starting point for the sample and sample size that can be repeated at regular intervals. This type of sampling method has a predefined range, and hence this sampling technique is the least time-consuming.
Why is it important to have adequate representation of the population?
Diverse Population:When the population is vast and diverse, it is essential to have adequate representation so that the data is not skewed towards one demographic. For example, if Square would like to understand the people that could make their point-of-sale devices, a survey conducted from a sample of people across the US from different industries and socio-economic backgrounds helps.
Why is it important to choose a sampling method?
For any research, it is essential to choose a sampling method accurately to meet the goals of your study. The effectiveness of your sampling relies on various factors. Here are some steps expert researchers follow to decide the best sampling method.
What is the non probability sampling method?
Create a hypothesis:Researchers use the non-probability sampling methodto create an assumption when limited to no prior information is available. This method helps with the immediate return of data and builds a base for further research.
What is snowball sampling?
Snowball sampling:Snowball samplingis a sampling method that researchers apply when the subjects are difficult to trace. For example, it will be extremely challenging to survey shelterless people or illegal immigrants. In such cases, using the snowball theory, researchers can track a few categories to interview and derive results. Researchers also implement this sampling method in situations where the topic is highly sensitive and not openly discussed—for example, surveys to gather information about HIV Aids. Not many victims will readily respond to the questions. Still, researchers can contact people they might know or volunteers associated with the cause to get in touch with the victims and collect information.
What is a judgmental sample?
Judgmental or purposive sampling:Judgemental or purposive samplesare formed by the discretion of the researcher. Researchers purely consider the purpose of the study, along with the understanding of the target audience. For instance, when researchers want to understand the thought process of people interested in studying for their master’s degree. The selection criteria will be: “Are you interested in doing your masters in …?” and those who respond with a “No” are excluded from the sample.