YouTube Maps D Question 6 1 pts In a sample of 8 children, the mean age at which they began to combine words was 16.41 months, with a standard deviation of 5.11 months. It has already been determined that it is reasonable to assume that the population has a normal distribution. Use the table provided to the class to find the critical value that should be used to construct a 95% confidence interval to estimate the mean age at which children first begin to combine words