The Wechsler Preschool and Primary Scale of Intelligence ( WPPSI) is an designed for children ages 2 years 6 months to 7 years 7 months developed by in 1967. It is a descendent of the earlier and the tests. Since its original publication the WPPSI has been revised three times in 1989, 2002, (followed by the UK version in 2003) and 2012.
Dub n sladkov. Wexler's test: a children's version (for preschoolers). 64 years old), WISC (children and adolescents 6.5–16.5 years old) and WPPSI (children 4–6.5 years old).
The current version, WPPSI–IV, published by, is a revision of the WPPSI-R (Wechsler, 1989) and the WPPSI-III (Wechsler, 2002). It provides subtest and composite scores that represent intellectual functioning in verbal and performance cognitive domains, as well as providing a composite score that represents a child’s general intellectual ability (i.e., Full Scale IQ). Contents • • • • • • • • History [ ] The original WPPSI (Wechsler, 1967) was developed as an intelligence measure for 4-6:6yr olds in response to an increasing need for the assessment of preschoolers. The WPPSI was divided into eleven subtests, all of which were retained in the revision in 1989. The WPPSI-R expanded the age range to 3–7 years 3 months and introduced a new subtest, Object Assembly.
WPPSI-III incorporates a number of significant changes. Additional subtests have been designed to enhance the measurement of Fluid Reasoning (see Carroll, 1997) these are; Matrix Reasoning, Picture Concepts and Word Reasoning. Measures of Processing Speed have also been taken from the -III, adapted for use with younger children and included as new subtests (Coding & Symbol Search). The age range has been lowered to 2 years 6 months, and has also been divided into two bands: 2 years 6 months - 3 years 11 months and 4–7 years 3 months, this was done in recognition of the substantial changes in cognitive development that occur during early childhood. The WPPSI-IV added the new Working Memory subtests of Picture Memory and Bug Search and the new Processing Speed subtests of Bug Search, Animal Coding, and Cancellation. It also simplified and shortened instructions.
Test Format [ ] The Wechsler Preschool and Primary Scale of Intelligence consist of 14 subtests. They are designated as one of three types: core, supplemental, or optional.
The core subtests are required for the computation of the Verbal, Performance, and Full Scale IQ. The supplemental subtests provide additional information about cognitive abilities or can be used as replacement for inappropriate subtests. The optional subtests provide additional information about cognitive functioning but cannot be used as replacements for core subtests. • Block Design - while viewing a constructed model or a picture in a stimulus book, the child uses one- or two-color blocks to re-create the design within a specified time limit. • - for Picture Items, the child responds to a question by choosing a picture from four response options. For Verbal Items, the child answers questions that address a broad range of general knowledge topics.
• Matrix Reasoning - the child looks at an incomplete matrix and selects the missing portion from 4 or 5 response options. • Bug Search - the child uses an ink dauber to mark the image of a bug in the search group that matches the target bug. • Picture Memory - the child is presented with a stimulus page of one or more pictures for a specific time and then selects the picture from options on a response page. • Similarities - the child is read an incomplete sentence containing two concepts that share a common characteristic. The child is asked to complete the sentence by providing a response that reflects the shared characteristic. • Picture Concepts - the child is presented with two or three rows of pictures and chooses one picture from each row to form a group with a common characteristic.
• Cancellation - the child scans two arrangements of objects and marks target objects. • Zoo Locations - the child views one or more animal cards placed on a zoo layout and then places each card in the previously displayed locations. • Object Assembly - the child is presented with the pieces of a puzzle in a standard arrangement and fits the pieces together to form a meaningful whole within 90 seconds. • - for Picture Items, the child names pictures that are displayed in a stimulus book. For Verbal Items, the child gives definitions for words that the examiner reads aloud. • Animal Coding - the child marks shapes that correspond to pictured animals. • - the child answers questions based on his or her understanding of general principles and social situations.
Anatomy software online. • Receptive Vocabulary - the child looks at a group of four pictures and points to the one the examiner names aloud. • Picture Naming - the child names pictures that are displayed in a stimulus book.
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