# Question

Example 12.4 and Table 12.5 provided the results of a study in Australia showing that the couples in the study had a higher risk of separation if the wife’s parents had been divorced. The numbers are shown again in the table below. Write appropriate null and alternative hypotheses for this situation.

## Answer to relevant Questions

Refer to the previous exercise about the separation status of Australian couples. a. Find the expected counts for the table. b. Calculate the chi-square test statistic. c. Make a conclusion about whether there is a ...One of the results in the Original Source was “there were only two symptoms that men experienced more often than women: vomiting (men: 50%; women: 44%; chi-square statistic = 4.7, p = 0.031) and sweating more than usual ...Suppose a relationship between two variables is found to be statistically significant. Explain whether each of the following is true in that case: a. There is definitely a relationship between the two variables in the ...Figure 9.1 (page 183) illustrates that 17.8% of Caucasian girls have green eyes and 16.9% of them have hazel eyes. In Figure a. What is the probability that a randomly selected Caucasian girl will have green eyes? b. What is ...People are surprised to find that it is not all that uncommon for two people in a group of 20 to 30 people to have the same birthday. We will learn how to find that probability in a later chapter. For now, consider the ...Post your question

0