A psychologist conducted a survey of the attitude towards the sustainability of American energy consumption with 250 randomly selected individuals several years ago The psychologist believes that these attitudes have changed over time. To test this he randomly selects 250 individuals and asks them the same questions. Can the psychologist confirm his theory that the attitudes have changed from the first survey to the second survey? Attitude Optimistic Answer Slightly Optimistic Slightly Pessimistic Pessimistic 1st Survey 2nd Survey 7% 8% 10% 17% 21% 54% 28 % 55% Step 9 of 10: Make the decision to reject or fail to reject the null hypothesis at the 0.005 level of significance. GFail to Reject Null Hypothesis Reject Null Hypothesis Tables Copy Data Keypad Previous Step Answer Table of Expected Values