Answer the following questions with one of these: (there is no correlation)
(there is a correlation, there may or may not be causation)
(there is correlation, there is probably also causation) exedra.

Part (a) A phone company determine that a higher income indicates that a customer has more expensive calling plan. what does the analysis show?
option 1: There is no correlation between income and calling price plan.
option 2: there is a correlation between income and calling plan price. there may or may not be causation. further studies would have to be done to determine this.
Option 3: there is a correlation between income and calling plan price. there is probably also causation. this is because there is an increase in the calling plan price with an increase in income.

Part (b) a wine store conducted a study. it showed that a customer does not tend to buy more or fewer bottles when more samples are offered. what can we conclude.
option 1: there is no correlation between number of bottles bought and number of samples offered.
option 3: there is no correlation between number of bottles bought and number of samples offered. however, there is no causation. this is because there is probably an increase in number of bottles bought with an increase in number of samples.
option 3: there is a correlation between number bottles by and number of samples offered. there may or may not be causation. further studies would have to be done to determine this.

Part (c) Bob compared the player's statistics from his team soccer season. he determined that having less playing time implies that a player scores fewer goals. what should he say based on his findings.
Option 1: there is no correlation between playing time and number of goals.
option 2: there is no correlation between playing time and number of goals. there may or may not be causation. further studies would have to be done to determine this.
option 3: there is a correlation between playing time and number of goals. however, there is no causation this is because there is a decrease in the number of goals with a decrease in playing time. ​