work please under 1 hour

For the following problems, you are allowed to use the formula sheet that was provided to you in Files from Canvas. You can use the formulas from Chapter 4 & 5. For all problems, if they require set up, formulas, and work, please show all needed steps that you would typically use to arrive at your answer. Ifyou need to use additional paper to show your work, please do so. I prefer to see work and your logic in solving the problem than just number all by itself. 1. Conrmed Measles Cases The data show a sample of the number of conrmed measles cases over a recent 12-year period. Find the mean, median, mode, and midrange, variance and standard deviation for the data. 13.2.8.1. 44130 59 '}"1 3? 56116 20102 64 2. SAT Scores The mean SAT math scores for selected states are represented. Find the mean, variance, and standard deviation of this grouped data. Extend the chart to ll in all missing information. Score Frequency 478504 4 5055 31 6 5 325 58 2 5 595 85 2 5 866 12 2 3. Magazines in Bookstores A survey of bookstores showed that the average number of magazines carried is 56, with a standard deviation of 12. The same survey showed that the average length of time each store had been in business was 6 years, with a standard deviation of 2.5 years. Which is more variable, the number of magazines or the number of years? 4. The average cost of a man's haircut is $21. The standard deviation is $4. If the variable is approximately bell-shaped, within what limits would 68% of the haircut cost