# Algebra 1

posted by .

Tell whether a correlation is likely. If it is, tell whether the correlation reflects a casual relationship. Explain your reasoning.

-the amount of time you study for a test and the score you receive

-the shoe size and the salary of a teacher

• Algebra 1 -

I will be happy to critique your thinking.

• Algebra 1 -

i think the first one is positive because studying can affect your test score. the second one might have no correlation

• Algebra 1 -

-c(11c+4)

• Algebra 1 -

Marcus earned a score of 75 on his first test. What is the minimum score he must earn on his second test for his mean score to be at least 80?

## Similar Questions

1. ### math

I need a definition for this constant rate of change when graphing in mathematics and for Positive and Negative correlation and also what the pattern is in this a) 1000, 100, 10, 1 I'll give you a definition for positive and negative …
2. ### statistics

For problems 12 to 14, do the following: (a) Make a scatter diagram of the scores; (b) describe in words the general pattern of correlation, if any; (c) figure the correlation coefficient; (d) figure whether the correlation is statistically …
3. ### statistics

For problems 12 to 14, do the following: (a) Make a scatter diagram of the scores; (b) describe in words the general pattern of correlation, if any; (c) figure the correlation coefficient; (d) figure whether the correlation is statistically …
4. ### statistics in psychology

11. Make up a scatter diagram with 10 dots for each of the following situations: (a) perfect positive linear correlation, (b) large but not perfect positive linear correlation, (c) small positive linear correlation, (d) large but not …
5. ### Psychology

Four research participants take a test of manual dexterity (high scores mean better dexterity) and an anxiety test (high scores mean more anxiety). The scores are as follows. Person Dexterity Anxiety 1 1 10 2 1 8 3 2 4 4 4 -2 (c) figure …
6. ### Psychology Statistics

2 For a sample of n = 20 individuals, how large a Pearson correlation is necessary to be statistically significant for a two-tailed test with  = .05?
7. ### Statistics!!!

b. The correlation between the number correct on a math test and the time it takes to complete the test is -.45. Test whether this correlation is significant for 80 children at the .05 level of significance. Choose either a one-or …
8. ### Study Test- Need help to do good on real test!!!!!

A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as follows: Study Hours 1 6 2 8 5 1 4 6 5 2 Student Anxiety Scores 5 10 5 11 12 4 3 2 6 1 1.Why is a correlation …
9. ### Statistics

5. For the data presented below, answer the questions that follow. Score on political Score on current Individual awareness test events test 1 24 23 2 16 12 3 11 11 4 9 6 5 8 13 6 14 11 7 17 16 8 19 16 9 21 21 10 25 25 11 18 11 12 …
10. ### statistics

Construct a scatterplot. b. Draw a regression line through the data point that “fits” the data points reasonably well. c. Enclose the data points with a ellipse. d. Estimate the direction of the correlation. e. Estimate the strength …

More Similar Questions