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VARIANCE RATIO OR F - TEST
Автор: Wisdom Approach (Mathematics)
Загружено: 2023-01-18
Просмотров: 429
Описание:
Q1 THE TIME TAKEN BY WORKER IN PERFORMING A JOB BY METHOD-1 AND METHOD-2 IS GIVEN BELOW
METHED -1 20,16,26,27,23,22
METHOD -2 27,33,42,35,32,34,38
DO THE DATA SHOW THAT THE VARIANCE OF TWO DISTRIBUTION FROM POPULATION WHICH THESE SAMPLES ARE DRAWN DO NOT DIFFER SIGNIFICANTLY?
Q2. IN A SAMPLE OF 8 OBSERVATION THE SUM OF SQUARE OF DEVIATION FROM MEAN IS IN OTHER SAMPLE OF 10 OBSERVATION THE SUM OF DEVIATION FROM MEAN IS TEST WEATHER THERE IS A SIGNIFICANT DIFFERENCE OF VARIANCE.
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