Dr. Lewis is interested in the effects of a new drug on performance on memory recall task. She enrolls 16 people in her study. She gives one group (8 participants) the new memory drug and the other group (remaining 8 participants) gets a pill placebo. She calculates her tstatistic and gets a pvalue of .06. So she fails to reject the null hypothesis becausep was not less than .05. Dr. Jones should be concerned about possibly making a:

Group of answer choices

No error at all

Both type I and type II errors

Type II error

Type I error