In a review of new smartphones released in 2020, the Samsung S20+ model was ranked by readers of a popular magazine as the best smartphone for power users, while the iPhone 12 Pro was ranked second best. This rating was consistent regardless the gender of the readers who completed an online survey. a) What type of data does the survey results represent? 1 mark b) What type of statistics was used to generate the ranking? 1 mark c) Is the Samsung smartphone twice as good as the iPhone smartphone? Yes or no. 1 mark d) Which of the following two scales (option 1 or option 2) present the best structure to use in a question on the life span of a phone battery? Q. How do you rate the life span of the phone battery? Option 1 Poor Fair Good Excellent Option 2 Poor Excellent 2 marks e) Assume the researchers who constructed the survey included a question on the level of expertise of a respondent. What type of nonparametric test should they use to analyse the data collected? 1 mark In a review of new smartphones released in 2020, the Samsung S20+ model was ranked by readers of a popular magazine as the best smartphone for power users, while the iPhone 12 Pro was ranked second best. This rating was consistent regardless the gender of the readers who completed an online survey. a) What type of data does the survey results represent? 1 mark b) What type of statistics was used to generate the ranking? 1 mark c) Is the Samsung smartphone twice as good as the iPhone smartphone? Yes or no. 1 mark d) Which of the following two scales (option 1 or option 2) present the best structure to use in a question on the life span of a phone battery? Q. How do you rate the life span of the phone battery? Option 1 Poor Fair Good Excellent Option 2 Poor Excellent 2 marks e) Assume the researchers who constructed the survey included a question on the level of expertise of a respondent. What type of nonparametric test should they use to analyse the data collected? 1 mark