# Question

For each of the experiments below, determine (1) which variable should be plotted on the Y axis and which on the X axis, (2) whether the researcher should use a line graph or a bar graph to present the data, and (3) how she should summarize scores on the dependent variable:

(a) a study of income as a function of age;

(b) a study of politicians’ positive votes on environmental issues as a function of the presence or absence of a wildlife refuge in their political district;

(c) a study of running speed as a function of carbohydrates consumed;

(d) a study of rates of alcohol abuse as a function of ethnic group.

(a) a study of income as a function of age;

(b) a study of politicians’ positive votes on environmental issues as a function of the presence or absence of a wildlife refuge in their political district;

(c) a study of running speed as a function of carbohydrates consumed;

(d) a study of rates of alcohol abuse as a function of ethnic group.

## Answer to relevant Questions

In a condition of an experiment, a researcher obtains the following creativity scores: 3210748664 In terms of creativity, interpret the variability of these data using the following: (a) The range, (b) The variance, and (c) ...Foofy has a normal distribution of scores ranging from 2 to 9. (a) She computed the variance to be - .06. What should you conclude about this answer, and why? (b) She recomputes the standard deviation to be 18. What should ...Consider these ratio scores from an experiment: (a) What should you do to summarize the experiment? (b) Summarize the relationship in the sample data. (c) How consistent were participants in each condition? (a) What do SX, SX, and aX have in common in terms of what they communicate? (b) How do they differ in terms of their use? For each pair in question 15, which z-score has the higher frequency? In Question 15 (a) z = +1.0 or z = +2.3; (b) z = -2.8 or z = -1.7; (c) z = - .70 or z = - .20; (d) z = 0.0 or z = -2.0.Post your question

0