Page 157 - Data Science class 10
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3.  If you roll a pair of dice, what is the probability that (at least) one of the dice is a 4 or the sum of the dice is 7?
                      4                                                 13
                  a.   36                                            b.  36
                     21                                                 15
                  c.   36                                            d.  36
               4.  The collection of one or more outcomes from an experiment is called _________________.   [CBSE Handbook]
                  a.  Probability                                    b.  Distribution
                  c.  Event                                          d.  Random Experiment

               5.  In a Poisson probability distribution, _________________.
                  a.  the mean and variance of the distribution are the same (equal)
                  b.  the probability of success is always greater than 5
                  c.  the number of trials is always less than 5
                  d.   None of the above

               6.  If a card is chosen from a standard deck of cards, what is the probability of getting a diamond (♦) or a club (♣)?
                  a.  26/52=1/2                                      b.  13/52
                  c.  20/52                                          d.  12/52
               7.  Which of the following is not a condition of the binomial distribution?
                  a.  Only 2 possible outcomes                       b.  The number of observations n is fixed

                  c.  Must have at least 3 trials                    d.  Trials must be independent
               8.  Which of the following is not a correct statement about probability?
                  a.  It must have a value between 0 and 1
                  b.  It can be reported as a decimal or a fraction
                  c.  A value near 0 means that the event is not likely to occur/happens

                  d.  It is the collection of several experiments
               9.  A discrete probability distribution may be represented by _________________.      [CBSE Handbook]
                  a.  a table                                        b.  a graph
                  c.  a mathematical equation                        d.  all of these

               10.  Which of the following is the condition for uniform distribution?                [CBSE Handbook]
                  a.  Each value in the set of possible values has the exact same possibility of happening
                  b.  Have a constant probability of success
                  c.  Has only two possible outcomes
                  d.  Must have at least 3 trials

               11.  Which of the following is a type of distribution?
                  a.  Continuous                                     b.  Discrete
                  c.  Both a. and b.                                 d.  None of these
              12.  _________________ is the probability that a ball is drawn at random from a jar.
                  a.  0.1                                            b.  1
                  c.  0.5                                            d.  Cannot be determined from given information

               13.  Which of the following is the component of Statistical Investigative Process?
                  a.  Formulate Statistical Investigative Questions       b.  Collect/Consider the Data
                  c.  Analyze the Data                               d.  All of the above



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