Author Question: Correlation coefficients are sufficient to establish that a causal relationship exists between the ... (Read 228 times)

pragya sharda · **on:** Jun 28, 2018

Correlation coefficients are sufficient to establish that a causal relationship exists between the two variables under study.

Indicate whether the statement is true or false

Question 2

Brand 123 has customers in many countries purchasing its bicycles, but its managers are unsure if the brand is truly a global brand.. To be a global brand, how much of Brand 123's revenue should come from other countries?
a. 70
b. 30
c. 40
d. 50

ErinKing · **Reply #1 on:** Jun 28, 2018

Answer to Question 1

F
Systematic covariation does not in and of itself establish causality. The relationship would also need to be nonspurious and that any hypothesized cause would have to occur before any subsequent effect.

Answer to Question 2

b