Please calculate the following problems and explain how to do so. (No need for any word documents) Numbering the problems is fine.

Levels of Measurement homework (10 points possible due February 11 by 11:59 pm) 10 points possible There are a number of problems below that you will calculate by hand and then in SPSS. Take a photo of your completed by-hand and SPSS work for each problem and place those all in this document or a word document. Problem 1 Elizabeth needs to calculate all measures of central tendency, range, variance, and standard deviation of the following set of mathematics grade percentages for her class: 56.4 89.94 36.09 95.31 24.78 66.47 85.02 91.18 19.63 Please do all of the above and paste the by-hand and SPSS work next to this problem or in a word document. Problem 2 Alyssa goes to a baseball game and keeps track of batters' averages. These are the averages that she collects 0.325 0.221 0.341 0.205 0.211 0.298 0.194 0.174 0.333 Provide all measures of central tendency, range, variance, and standard deviation for Alyssa's averages. Please do all of the above and paste the by-hand and SPSS work next to this problem or in a word document. Problem 3 Desiree decides to conduct a study that looks at the level of delta waves that different people show during sleep. She uses an EEG recorder to measure the time that people are in delta patterns. Here are her data (in hrs) for 5 people: 1.23 4.37 2.69 0.84 5.28 0.95 1.45 6.12 1.08 Provide all measures of central tendency, range, variance, and standard deviation for Alyssa's averages. Please do all of the above and paste the by-hand and SPSS work next to this problem or in a word document