Week 4 quiz questions 6-10

Question 6 The following data set represents the ages of all seven grandchildren in a family 4. 5, 11, 12, 11, 8, 5 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 If the variance of the ages is 9.7, what is the standard deviation? What is the range of the data? - Round the final answer to one decimal place. Provide your answer below: 4 Provide your answer below: Question 9 Question 7 A random sample of house sizes in major city has a sample mean of x =1204.9 sq it Which of the data sets represented by the following box and whisker plots has the and sample standard deviation of S=124.6 sq ft. Use the Empirical Rule to determine smallest standard deviation? the approximate percentage of house sizes that lie between 955.7and 1454.1 sq it. Round your answer to the nearest whole number (percent). Provide your answer below: 95% Question 10 Is the statement below true or false? Independent is the property of two events in which the knowledge that one of the events occurred does not affect the chance the other occurs. 20 100 120 Select the correct answer below. Select the correct answer below: C A G C B False C D Question 8 The box-and-whisker plot shows the number of books read by history students during the last school year