Identify the appropriate statistical method for the following scenario: On April
ID: 3325064 • Letter: I
Question
Identify the appropriate statistical method for the following scenario:
On April 24, 2013 the BBC reported "Menus displaying the exercise needed to burn calories in meals can help people consume less, a US study suggests." Three hundred study volunteers were randomized to receive a menu containing calorie information of the meals or a menu containing both calorie information and the amount of exercise needed to burn off the calories. The researchers compared the number of calories ordered in the two groups. The group given the extra information regarding exercise consumed 100 fewer calories, on average, as a result. Which test did the researchers perform?
A) one-sample t-test, B) ANOVA , C) linear regression, D) two-sample t-test, E) paired t-test
Explanation / Answer
here as we are doing a test if exercise needed to burn calories in meals can help people consume less for which groups are given differnet treatment and as samples are indepdnent corect choice is
D) two-sample t-test