The 95% confidence interval for true mean difference is (-9.242, 0.2472). Which of the following statements is the correct interpretation?
A. There is convincing evidence that the right arm can perform, on average, a different number of curls than the left arm.
B. There is not enough evidence to say that the right arm and left arm can perform a different number of curls on average.
C. The right arm can perform more bicep curls than the left arm.
D. The left arm can perform more bicep curls than the right arm.