Determine whether the data would have a positive, negative, or no correlation. 19. The number of songs on an iPod vs. its remaining storage. 20. The age of a car vs. its odometer reading. 21. The height of a high school student vs. their SAT SCore.

A social researcher wishes to know if there is a relationship between gender and perspective on the death penalty. Data has been collected on 228 persons and the results are displayed in the table below. Is there evidence of a relationship between gender and perspective on the death penalty? Gender Favor Oppose Total Male  70  42 112 Female  68  48 116 Total  138  90 228 Copy Data Step 4 of 8 :   Find the value of the test statistic. Round your answer to three decimal places.

Answer 3 and 4 only

Which is the line of best fit for the data shown in the table? y 2 4 6. 6. 8. 8. 9. 9. O y = 0.72x+3.04 O y = 2.68x + 0.75 O y = 0.75x+ 2.68 O y = 2.68x + 0.70 96 XHN456

Answer the questions for the data in the table below. x 012578 y 1 3 5 6 10 9 a. Draw a scatter diagram for the data. Should the value of r be positive or negative? Explain. b. Calculate the value of r. Round your answer to 3 decimal places. r =

Use the .05 level of significance. Solve for the appropriate test statistic

The data were collected from a statistics class. The column head gives the​ variable, and each of the rows represents a student in the class. Find the​ frequency, proportion, and percentage of​ right-handed people.   LOADING... Click the icon to view the data table.       Question content area bottom Part 1 The frequency of​ right-handed people in the class is enter your response here   . ​(Type a whole​ number.) Part 2 The proportion of​ right-handed people in the class is enter your response here   . ​(Type an integer or a​ fraction.) Part 3 The percentage of​ right-handed people in the class is enter your response here   ​%. ​(Type an integer or decimal rounded to one decimal place as​ needed.)

What is the difference between relative frequency and cumulative frequency? Choose the correct answer below. A. Relative frequency of a class is the number of observations in that class, while cumulative frequency of a class is the sum of all the frequencies. B. Relative frequency of a class is the proportion of the data in that class, while cumulative frequency of a class is the number of observations in that class. C. Relative frequency of a class is the percentage of the data that falls in that class, while cumulative frequency of a class is the sum of the frequencies of that class and all previous classes. O D. There is no difference between the two.

Can someone please help? Thank you.

For each research question, explain what research design you would recommend. Also, identify how you would analyze the data. 1. A group who watches a scary movie will have the highest anxiety scores, followed by the group who watches science fiction. The group that watches a comedy will have the lowest anxiety scores.