answer the question

Question 47 (1 point) The degrees of freedom for a chi-square test are not related to the size of the sample pertaining to a research study. O True False Question 48 (1 point) The chi-square test for independence uses the exact same formula as the chi-square goodness-of-fit test. O True False Question 49 (1 point) One or two extreme data points can have a dramatic effect on a computed Pearson's rvalue for a correlation. O True False Question 50 (1 point) The distribution of sample means consists of all sample means derived from all the possible random samples of a particular size (n) that can be obtained from a population. O True False Question 51 (1 point) If a researcher rejects the null hypothesis when conducting a hypothesis test, it means that the sample data failed to provide sufficient evidence to conclude that the treatment had an effect. O True O Question 52 (1 point) If a researcher measured hearing acuity and age for a group of people who were 50 to 90 years old, it would be expected that a positive correlation would emerge between hearing acuity and age. True False