Suppose You Used a 10-Point Rating Scale to Measure Intention-To-Buy

question 51

Multiple Choice

Suppose you used a 10-point rating scale to measure intention-to-buy (1 = definitely would not buy and 10 = definitely would buy) . If a group of 40 males had a mean of 7 and a standard deviation of 2.5, while a group of 35 females had a mean of 5 and a standard deviation of 1.4, then the standard error of the difference between the means would be approximately:

• A) 0.48.
• B) 2.06.
• C) 0.23.
• D) 4.25.