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19/30 Question 3 of 3, Step 6 of 10 Correct A psychologist conducted a survey of the attitude towards the sustainability of American energy consumption with 380 randomly selected individuals several years ago. The psychologist believes that these attitudes have changed over time. To test this he randomly selects 380 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? 1st Survey Attitude 2nd Survey 12 % 16 % Optimistic 7 % 10 % Slightly Optimistic 24 % 17 % Slightly Pessimistic 57 % 57 % Pessimistic Copy Data Step 6 of 10: Find the value of the test statistic. Round your answer to three decimal places. E Keypad E Tables Answer How to enter your answer Previous Step Answers Table of Expected Values
19/30 Question 3 of 3, Step 6 of 10 Correct A psychologist conducted a survey of the attitude towards the sustainability of American energy consumption with 380 randomly selected individuals several years ago. The psychologist believes that these attitudes have changed over time. To test this he randomly selects 380 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? 1st Survey Attitude 2nd Survey 12 % 16 % Optimistic 7 % 10 % Slightly Optimistic 24 % 17 % Slightly Pessimistic 57 % 57 % Pessimistic Copy Data Step 6 of 10: Find the value of the test statistic. Round your answer to three decimal places. E Keypad E Tables Answer How to enter your answer Previous Step Answers Table of Expected Values
12 Apr 2023
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