answer part A

Results for this submission Entered Answer Preview Result incorrect High High correct At least one of the answers above is NOT correct. 1 of the questions remains unanswered. (1 point) A study claims that 20 % of children under the age of 13 in British Columbia have not been vaccinated from the chicken pox. A survey of randomly selected residents of a certain city included 600 children who were under the age of 13, and 150 of them were not vaccinated. Part a What is the approximated probability that sample proportion of non-vaccinated children in a sample of 600 children is more than 150/600? (Please carry answers to at least six decimal places in intermediate steps. Give your final answer to the nearest four decimal places). Part b Is the number of non-vaccinated children in this city sample unusually high, low, or neither? Answer: High Note: You can earn partial credit on this problem. Preview My Answers Submit Answers Your score was recorded. Your score was successfully sent to the LMS