12th Class Statistics MCQS Sampling and Sampling Distribution Online Test 1

3-cp-3-e-1-e-2-80-93-ce-b-1-is-known-as-3-a-3-c-2-fp-3-e_-_3-cp-3-eboth-a-and-c-but-not-b-3-c-2-fp-3-e,3-cp-3-e-critical-region-is-a-region-of-3-a-3-c-2-fp-3-e_-_3-cp-3-e-rejection-3-c-2-fp-3-e,3-cp-3-e-for-a-normal-distribution-with-c-2-b-5-3-d-55-and-cf-83-3-d-10-2-c-how-much-area-will-be-found-under-the-curve-to-the-right-of-x-3-d-55-3-f-3-c-2-fp-3-e_-_3-cp-3-e-0-5-3-c-2-fp-3-e,3-cp-3-e-if-attributes-a-and-b-are-independent-2-c-then-the-coefficient-of-association-is-3-a-3-c-2-fp-3-e_-_3-cp-3-e-zero-3-c-2-fp-3-e,3-cp-3-e-if-cf-832-3-d-5-and-n-3-d-2-then-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-5-c-5-csigma-5-e-2-x-5-c-5-c-29-3-c-2-fspan-3-e-c-2-a-0-is-3-a-3-c-2-fp-3-e_-_3-cp-3-e-2-5-3-c-2-fp-3-e,3-cp-3-e-if-e-2-88-91-d-2-3-d-28-n-29-28-n-2-e-2-80-93-1-29then-the-spearman-e-2-80-99-s-rank-coefficient-of-correlation-is-equal-to-3-a-3-c-2-fp-3-e_-_3-cp-3-ezero-3-c-2-fp-3-e,3-cp-3-e-if-our-null-and-alternative-hypotheses-are-respectively-h-3-csub-3-e-0-3-c-2-fsub-3-e-3-a-c-2-b-5-3-d-16-and-h-3-csub-3-e-1-3-c-2-fsub-3-e-3-a-c-2-b-5-26-gt-3-b-16-2-c-it-is-appropriate-to-use-a-3-a-3-c-2-fp-3-e_-_3-cp-3-e-right-tailed-test-3-c-2-fp-3-e,3-cp-3-e-if-the-magnitude-of-calculated-value-of-e-2-80-9-ct-e-2-80-9-d-is-less-than-the-tabulated-value-of-e-2-80-9-ct-e-2-80-9-d-and-alternative-hypothesis-is-two-sides-we-should-3-a-3-c-2-fp-3-e_-_3-cp-3-e-not-reject-h-3-csub-3-e-0-3-c-2-fsub-3-e-3-c-2-fp-3-e,3-cp-3-e-if-the-two-attributes-a-and-b-have-perfect-negative-association-2-c-then-the-yates-coefficient-of-association-is-equal-to-3-a-3-c-2-fp-3-e_-_3-cp-3-e-1-3-c-2-fp-3-e,3-cp-3-e-if-we-plot-the-paired-observations-28-xi-2-c-yi-29-i-3-d-1-2-c-2-2-c-e-2-80-a-6-2-c-n-on-a-graph-2-c-the-resulting-set-of-points-is-called-a-3-a-3-c-2-fp-3-e_-_3-cp-3-e-scatter-diagram-3-c-2-fp-3-e,3-cp-3-e-in-a-normal-distribution-2-c-the-value-of-c-2-a-0-and-c-2-a-0-are-respectively-3-c-2-fp-3-e_-_3-cp-3-e-0-26-amp-3-b-3-3-c-2-fp-3-e,3-cp-3-e-in-estimated-regression-line-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-5-c-5-chat-y-3-d-a-2-bb-x-5-c-5-c-29-3-c-2-fspan-3-e-2-c-e-2-80-9-cb-e-2-80-9-d-is-called-3-a-3-c-2-fp-3-e_-_3-cp-3-e-slope-3-c-2-fp-3-e,3-cp-3-e-when-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-s-5-e-2-3-d-5-c-5-csum-28-x-5-c-5-coverline-x-29-5-e-2-2-f-28-n-1-29-5-c-5-c-29-3-c-2-fspan-3-e-2-c-then-e-28-s-3-csup-3-e-2-3-c-2-fsup-3-e-29-is-equal-to-3-a-3-c-2-fp-3-e_-_3-cp-3-ea-3-csup-3-e-2-3-c-2-fsup-3-e-3-c-2-fp-3-e,3-cp-3-e-yates-corrections-for-continuity-is-applied-in-3-a-3-c-2-fp-3-e_-_3-cp-3-ea-2-c-3-97-2-contingency-table-3-c-2-fp-3-e,3-cp-3-ea-rule-or-formula-that-is-used-estimate-a-parameter-is-called-3-a-3-c-2-fp-3-e_-_3-cp-3-e-estimator-3-c-2-fp-3-e