[{"id":57964,"question":"If A∪B = S then A and B are __________ events.","choices":[{"text":"Equally likely","value":"A"},{"text":"Exhaustive","value":"B"},{"text":"Compound","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":57962,"question":"\"P<sub>r</sub> can be solved by the formula.","choices":[{"text":"N!/ r!(n-r)!","value":"A"},{"text":"(n-r)!/r!","value":"B"},{"text":"n!(n-r!)","value":"C"},{"text":"n!(n-r)!/r!","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":57959,"question":"Subset of sample is called:","choices":[{"text":"Simple event","value":"A"},{"text":"Compound event","value":"B"},{"text":"Experiment","value":"C"},{"text":"Event","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":57957,"question":"If two events cannot occur together they are said to be.","choices":[{"text":"Independent","value":"A"},{"text":"Dependent","value":"B"},{"text":"mutually exclusive","value":"C"},{"text":"Equally likely","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":57955,"question":"The provability can never be,","choices":[{"text":"0","value":"A"},{"text":"1","value":"B"},{"text":"1/52","value":"C"},{"text":"Negative","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":57953,"question":"The conditional probability P(A/B) is given by.","choices":[{"text":"(A∩B)/(B)","value":"A"},{"text":"P(A∩B)/P(A)","value":"B"},{"text":"P(A∩B)/P(B)","value":"C"},{"text":"(A∩B)/P(B)","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":57951,"question":"P(A or B) = P (A∪B) = P(A) +P(B) then A and B are.","choices":[{"text":"Mutually exclusive","value":"A"},{"text":"Independent events&nbsp;","value":"B"},{"text":"Not mutually exclusive","value":"C"},{"text":"Dependent","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":57949,"question":"When each outcome of a sample is as equally likely to occur as any other, the out come are called.","choices":[{"text":"Mutually exclusive","value":"A"},{"text":"Equally likely","value":"B"},{"text":"Exhaustive","value":"C"},{"text":"Not mutually","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":57948,"question":"The probability of drawing a \"white\" ball from a bag containing 4 red, 8 black and 3 with balls is:","choices":[{"text":"0","value":"A"},{"text":"3/15","value":"B"},{"text":"1/15","value":"C"},{"text":"2/15","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":57947,"question":"The probability of a 'Jack' Card form 52 playing card is:","choices":[{"text":"1/52","value":"A"},{"text":"4/52","value":"B"},{"text":"13/52","value":"C"},{"text":"26/52","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":57946,"question":"If a player well shuffles the pack of 52 playing card, then the probability of a black card form 52 playing cards is:","choices":[{"text":"1/52","value":"A"},{"text":"13/52","value":"B"},{"text":"26/52","value":"C"},{"text":"4/52","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":57945,"question":"The probability of vowel letters form the words STATISTIC is.","choices":[{"text":"2/10","value":"A"},{"text":"3/10","value":"B"},{"text":"0","value":"C"},{"text":"4/10","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":57944,"question":"A coin is tossed 3 times then, &nbsp;then number of sample points in the sample space is:","choices":[{"text":"2<sup>3</sup>","value":"A"},{"text":"3","value":"B"},{"text":"8","value":"C"},{"text":"Both A &amp; C","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":57943,"question":"The probability of sure event is:","choices":[{"text":"0","value":"A"},{"text":"0.5","value":"B"},{"text":"1","value":"C"},{"text":"Negative","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":57942,"question":"If E a and impossible event, then P(E) is.","choices":[{"text":"0","value":"A"},{"text":"0.5","value":"B"},{"text":"1","value":"C"},{"text":"Impossible","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":57941,"question":"A fair aid is rolled, the sample space consists of:","choices":[{"text":"2 outcomes","value":"A"},{"text":"6 outcomes","value":"B"},{"text":"36 outcomes","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":57940,"question":"Geometric mean of the relative is.","choices":[{"text":"Reversible","value":"A"},{"text":"None - Reversible","value":"B"},{"text":"Both A and B","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1}]