Done E 0/1 pt '0 2 3 98 G Details Use the following sample to estimate a population mean p. Assuming the population is normally distributed, find the 90% confidence interval about the population mean. Enter your answer as an open-interval (i .e., parentheses) accurate to two decimal places. Submit Question Done A student was asked to find a 90% confidence interval for widget width using data from a random sample of size n = 24. Which of the following is a correct interpretation of the interval 13.9 E 0/1 pt '0 2 3 98 G Details A researcher must estimate the mean temperature (in degrees Fahrenheit) with the following sample temperatures: 67.8 77.2 74.7 78.8 79.1 69.7 93.6 79.1 74.3 73.5 68.9 Assuming the population of temperatures are normally distributed, find the 90% confidence interval. Round the answers to two decimal places. Enter your answer as an interval of the form (LB,UP). The researcher is 90% confident that the population average temperature is within the temperature interval Question Help: El Video Submit