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How do people respond to selective serotonin reuptake inhibitors compared to dopamine reuptake inhibitors?

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45 people in their 20’s receiving therapy

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Simple Random Sampling

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Selective serotonin reuptake inhibitors and dopamine reuptake inhibitors

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What kind of treatment they take

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How their behavior changes due to the treatment

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15 people not given either treatments

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Experimental units do not know which treatment they are taking

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People are randomly split into 3 groups such as block 1, block 2, and block

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People are grouped into pairs based on blocking variable. Then within each pair, subjects are randomly assigned to different treatments.

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Each experimental unit receives different treatments at different time periods, the patient crosses over from SSRI’s to DRI’s.

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45 people

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Take 20 people in their twenties receiving therapy and split them into three sepereate groups, give one group SSRI’s, one group DRI’s, and one group nothing.

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After two months, people taking DRI’s reported, on an average, feeling happier compared to the people taking SSRI’s who, on an average, reported feeling ok.