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In a recent survey of Canadian adults, 78 % of adults said that they would get a COVID-19 vaccine, Leg be the proportion in a random sample of 700 Canadian adults who intend to get the vaccine, 4, What is the mean of the sample proportion ( ) ? (Note: Round to two decimals if necessary,) Number b, What is the standard deviation of the sample proportion ( )7 (Note: Round to four decimals if necessary,) Number G, Which of the following conditions must hold true for the sampling distribution of p to be approximately normal? O D = 0,50 Om>5 Onp > B and nq > 5 On > 30 d, Find the probability that more 78 % of Canadian adults in this sample intend to get the vaccine, Number