I need help with these questions please:

Suppose that the following frequency table contains data on the number of absences in a school year due to illness or injury for 80 randomly selected high school students. Use the table to determine the median number of absences for these 80 students. Provide your answer with precision to one decimal place. Number of Frequency absences 0 20 1 9 2 1 1 3 8 4 5 5 10 6 4 7 3 8 3 9 1 10 3 1 1 3 Click to download the data in your preferred format. CrunchIt! CSV Excel JMP Mac Text Minitab PC Text R SPSS TI Calc A sample of 30 students at a local college were given a test consisting of 10 questions about current news events. The distribution of the number of correct answers given is recorded in the frequency column of the table. Questions that were not answered were marked incorrect. The frequency represents how many of the 30 students who took the test got a certain number of answers correct. For example, four students answered ve questions correctly. Number correct Frequency 0 5 1 3 2 2 3 3 4 1 5 4 6 1 7 3 8 4 9 2 10 2 You may download the data in your preferred format if you wish. Crunchlt! CSV Excel JMP Mac Text Minitab PC Text R SPSS TI Calc Determine the mean number of points, 5, earned on the test. Give your answer precise to one decimal place. > --------------- w _________________ Suppose 28 associates at a particular call center receive yearly bonuses based on their customers's average level of satisfaction. Customers rate their satisfaction level from 1 5 for each customer service call, where l is not satised, and 5 is very satised. The table shows the percentage of customers that selected each level of satisfaction during the current year. Satisfaction level Percentage of customers 5 34 4 26 3 22 2 l 1 l 7 You may download the data in your preferred format if you wish. CrunchIt! CSV Excel JMP Mac Text Minitab PC Text R SPSS TI Calc Determine the mean level of satisfaction, denoted as i, of the given data set. Report your answer precise to two decimal places. XI || :] The United States Department of Energy collects data on fuel efficiency of vehicles sold in the United States. The estimated miles per gallon of E85 ethanol blend (mpg) used by model-year 2016 flex-fuel cars are listed. 14, 15, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 17, 17, 18, 18, 20, 20, 21, 22, 22, 23 Click to download the data in your preferred format. CrunchIt! CSV Excel JMP Mac Text Minitab PC Text R SPSS TI Calc Create a five-number summary of the data set. minimum = mpg mpgmpg median = mpg Q3 = mpg maximum =Stress is a frequent medical research topic because of its association with a variety of physical and mental illnesses. One method believed to reduce stress is the practice of mindfulness-based principles. In a volunteer study, perceived stress was measured by questionnaire before, immediately after, and one month after an online mindfulness course. Compute the five-number summary for the perceived stress scores of 51 randomly selected study participants at one month follow-up using the Moore and Mccabe, or M-and-M, method. Click to download the data in your preferred format. Please note that only CrunchIt! and the TI calculator implement the M-and-M method by default. CrunchIt! CSV Excel JMP Mac-Text Minitab PC-Text R SPSS TI-Calc minimum: first quartile:\f