computer program or a standard chapter from a textbook to teach students to use fractions The school did a pilot study of the achievement levels where students were randomly assigned to one of the conditions The school obtained the following results Computer Mediated Approach 97 89 95 79 93 Textbook Approach 58 90 75 83 47 Question 1 Use summary calculations of the mean standard deviation and range for each condition to describe the characteristics of the two samples What can you tell the school district about these two samples based on your descriptive analyses Explain what the mean standard deviation and the range mean in simple terms and in complete sentences Question 2 The school wants you to tell them if there is a difference in achievement levels between the computerized and standard textbook groups Briefly describe the appropriate statistical strategy that you are going to use to address this problem and explain why Question 2 does not require any calculations Hint to successfully pick the correct statistical analysis to analyze the data keep in mind things such as how many groups group means you are comparing and how the groups relate or don t relate to each other Question 3 Perform ALL the statistical procedures necessary to develop and document and state your conclusion as learned in class about the mean differences between the two groups Question 4 Graph the mean performance of the two groups Question 5 Thoroughly explain and defend your conclusions in response to the school district s question What are you going to tell the school district about these two samples based on your analyses Explain in complete sentences and in terms a person with limited skills and understanding of