Question
Asked Dec 17, 2019
56 views

Divorces and Margarine One study showed that there is a very high correlation between the divorce rate in Maine and per capita consumption of margarine in the United States. Can we conclude that either one of those two variables is the cause of the other?

check_circle

Expert Answer

Step 1

Correlation:

Correlation analysis is used to measure the strength of the association between variables.

  • Form:

The form of the association describes whether the data points follow a linear pattern or some other complicated curves. For data if it appears that a line would do a reasonable job of summarizing the overall pattern in the data. Then, the association between two variables is linear.

  • Direction:

If the above average values of variable tend to correspond to above average values of another variable, then the direction i...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Statistics

Related Statistics Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: The Pearson r test is a significance test used to determine whether a linear relationship exists bet...

A: Pearson r test: The Pearson r test is used to test the significance of correlation between the two c...

question_answer

Q: A data set whose original x values ranged from 120 through 351 was used to generate a regression equ...

A: The predicted value of y when x=110 is 20.8 and it is obtained below: From the given information, th...

question_answer

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard deviatio...

A: Given data normally distributed with mean of 196 pounds and standard deviation of 22 pounds.Now,Samp...

question_answer

Q: What is the test statistic and p-value

A: Let p be the population proportion of blue candies.A candy company claims that the percentage of blu...

question_answer

Q: Suppose a random sample of size 50 is selected from a population with  σ = 12.  Find the value of th...

A: The population proportion is standard deviation as 12.The sample size, n is 50.a).The standard error...

question_answer

Q: Online Medical Info USA Today posted this question on its website: “How often do you seek medical in...

A: The people surveyed consist of those who decided to respond are a voluntary response sample or a sel...

question_answer

Q: A random sample of companies in electric utilities (I), financial services (II), and food processing...

A: According to the provided information, a random sample of companies in electric utilities are given....

question_answer

Q: Another type of painted ceramic vessel is called three-circle red-on-white ( Mimbres Mogollon Archae...

A: The null and the alternative hypotheses are;Null hypothesis: All means are equal.Alternative hypothe...

question_answer

Q: How many subjects would be needed to ensure that a 95% confidence interval estimate of BMI had a mar...

A: Given data and calculation for standard deviation is shown below