Answer Happy

Question 16 Not yet answered Marked out of 1.00 Remove flag Question 17 Not yet answered Marked out of 1.00 Rag question O d. nothing; conditions are perfectly controlled between the two groups What does a researcher do when using the survey method? Select one: O.a. use questionnaires or interviews to gather information about participants' behaviour engage in careful observation of behaviour without intervening directly with subjects O b Oc conduct an in-depth investigation of an individual subject Od manipulate a variable under carefully controlled conditions Which statement best illustrates a correlation between two variables? Select one: O a Scores on either variable cause scores on the other variable. O b. Scores on one variable are related to scores on the second variable. Oc Scores on one variable are different from the scores on the second variable. Od Scores on one variable are independent from the scores on the second variable.
Question 20 Not yet answered Marked out of 1.00 Flag question Previous page If there is a relationship between amount of coffee consumed daily and number of hours slept, such that people who drink a lot of coffee tend to sleep very little (and people who drink little coffee tend to sleep a lot), what correlation exists between coffee consumption and sleep? Select one: O a. a decreasing correlation O b. a positive correlation O an increasing correlation O d. a negative correlation. Next page