Development of a Test to Measure the Knowledge Level of Growers on Recommended Cultivation Practices of Major Vegetables
Kangkana Borah *
ATMA, Biswanath Block, District Agicultural Office, Biswanath Chariali, India.
Pabitra Kumar Das
Department of Extension Education, BN College of Agriculture, Biswanath Chariali, India.
Indrajit Barman
Department of Extension Education, BN College of Agriculture, Biswanath Chariali, India.
Suman Parasar
ATMA, Kaliapani Block, District Agricultural Office, Jorhat, India.
Sobnam Sultana
APART, Krishi Vigyan Kendra, Barpeta, India.
*Author to whom correspondence should be addressed.
Abstract
The present study was conducted to construct and standardize a test to measure the knowledge level growers on recommended cultivation practices of major vegetable crops. The major steps followed for developing the test were construction of items, primary and final selection of items through difficulty index, discrimination index and biserial correlation. The final test comprised of 25 objective questions, referred to as items. The procedure adopted in the study can also be followed for developing knowledge test on any other aspect.
Keywords: Knowledge, vegetable, recommended cultivation practices, difficulty index, discrimination index, biserial correlation co-efficient