What Spss analysis to use when wanting to calculate the correlation between variables? H0:There is no relationship between the number of hours slept per weekday and drinks drank per day containing caffeine (e.g. coffee, tea, or cola). Hours of sleep per weekdays - quantitative, continuous  Number of caffeine drinks per day - quantitative, continuous  And how to understand if it's one tailer or two-tailed correlation answers after getting correlation results?

Q: What information is provided by the sign (+ or -) of the Pearson correlation? Give an example of a…

A: The sign in Pearson correlation describes the direction of the relationship between two variables.…

Q: INSTRUCTOR: BYUNGIK KAHNG (a) Find the five-number summary for the afternoon and sketch the…

A:

Q: hp mpg 1.000000 -0.866756 -0.772352 mpg wt wt -0.866756 1.000000 0.641831 hp -0.772352 0.641831…

A: Solution: The correlation matrix for mpg, wt and hp is given.

Q: Define and distinguish among those positive correlation, negative correlation, and negative…

A: Define and distinguish among those positive correlation, negative correlation, and negative…

Q: I want explain this correlations table between (x1 and x2) , (x3 and x1) , (x3 and x2) Dependent or…

A: The sample correlation coefficient between the variables x1 and x2, obtained using the sample size…

Q: More practice with correlation coefficients Using the table that appears below each pair of…

A: Hello! As you have posted 4 different questions, we are answering the first question. In case you…

Q: You want to know whether a diet lower in salt consistently lowers blood pressure, so you collect…

A: To test whether a diet lower in salt consistency lowers blood pressure: Correlation is a measure…

Q: How are linear correlation and rank correlation alike? (Try to avoid using the word "correlation" to…

A: Both  linear correlation and rank correlation represents the direction and the strength of the…

Q: What does the Pearson correlation tell us about the variables?

A: Correlation:Correlation gives the information about strength of the association and direction of the…

Q: You can reject Ho based on sig.  value but the value of r  is  a  weak  one. How can you explain…

A: Significance level (the p value) is not the same as effect size (your r=0.282). It is possible to…

Q: Which statement regarding correlation is true? Correlation is most appropriate for nominal data…

A: Correlation: The correlation coefficient explains the relationship between two quantitative…

Q: Participant ID 1 2 3 4 5 6 7 Weekdays Exercise (min) 40 80 75 60 45 90 55 Sleep (hours) 7 9 8 7 8 7…

A: If two variables are found to be associated, then we can measure the strength of the association and…

Q: When can a correlation coefficient based on an observational study be used to support a claim of…

A: When can a correlation coefficient based on an observational study be used to support a claim of…

Q: x = number of traffic tickets y = Cost of auto insurance 0.05 level of significanc the correlation…

A: We have to find correctness of statement.

Q: A researcher wants to predict the maximum distance at which a sign is legible for a 55 year old.…

A: The correlaetion coefficient is -0.793We know that correlation coefficient used for measure…

Q: A researcher wanted to know if there is a relationship between level of anxiety students have and…

A: Given: α=0.05 p-value =0.027 (sig. (2tailed) in the table). r=-0.691.

Q: For each pair of quantities, decide if the correlation coefficient would be dose to 1, dose to -1,…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: What does a negative correlation coefficient indicate?   A. No relationship between variables B.…

A: A negative correlation coefficient indicates that as one variable increases, the other variable…

Q: The weights (in pounds) of 6 vehicles and the variability of their braking distances (in feet) when…

A: Hypothesis: Null hypothesis: H0: ρ=0Alternative hypothesis: H1: ρ≠0 The degrees of freedom is…

Q: In bivariate data, we sometimes notice that one of the quantities increases (1, 2, 3...) while the…

A: The direction of the relationship of correlation can be a positive relationship or a negative…

Q: The maximum weights (in kilograms) for which one repetition of a half-squat can be performed and the…

A: Solution-: Given: r=0.707, α=0.05, n=12 We determine (a) Null and alternative hypothesis (b)…

Q: a. What is the probability that the indicator would be correct 36 or more times in 44 years? The…

A: Let us consider success as the event that the indicator is correct. Then, p=p(Success)=0.5. Here, if…

Q: a pearson correlation value (r) indicates the exact degree of accuracy in which a researcher can…

A: Pearson Correlation Coefficient r is a measure which indicates the strength of a linear association…

Q: 3 Using a set of data collected over a period of one year, a researcher assessed the linear…

A: Given: The correlation coefficient r = -0.78 p-value = 0.08 α = 0.05

Q: Say you find positive serial correlation for a certain variable, for example consumer confidence,…

A: Yes. it ic correct.

Q: Detail discussion on other types of correlation coefficient?

A: The correlation coefficient is the degree of association between two variables. The correlation…

Q: A study performed in 1990 showed that the correlation between the number of births and number of…

A: From the given information, A study performed in 1990 showed that the correlation between the number…

Q: A correlation of -0.40 indicates a weaker linear relationship than a correlation of 0.38.

A: Correlation indicates the strength of the association.

Q: What is the example of Pearson correlation coefficient and what is the functions?

A: Correlation between sets of data is a measure of how well they are related. The most common measure…

Q: finding the test statistic and the P-value

A: Test is that whether there is a correlation between lemon imports and crash fatality rates. Given…

Q: What is the r = Please round to 3rd dec place. Underline awnsers please!! State the Hypothesis? Test…

A: Given that,The sample size is The data for the number of forest fires and the number of acres burned…

Q: interpretation for the correlation coefficient: Variables being compared are age in years and…

A: It is given that the variables being compared are age in years and annual salary. The correlation…

Q: What is meant by perfect “positive correlation,” “perfect negativecorrelation,” and “zero…

A: Correlation is a technique to determine if there exists linear relationship between two variables.…

Q: Baldness and heart disease Medical research-ers followed 1435 middle-aged men for a period of 5…

A: From the given information, the correlation is 0.089. Correlation is said to be the measure of…

Q: 22) A correlation of -0.9 indicates a __________ relationship between the variables.

A: we know that correlation coefficient (r) always lies between -1 and +1i.e -1≤r≤11)if r=-1 it means…

Q: interpretation for the correlation coefficient: Variables being compared are age in years and…

A: It is given that the variables being compared are age in years and annual salary. The correlation is…

Q: Correlations Salary Age Salary Pearson Correlation 1 .867* Sig. (2-tailed) .000 91 91 Age Pearson…

A: Solution: State the hypotheses. Null hypothesis: H0: There is no association/correlation between…

Q: Can we use Pearson’s correlation coefficient to test the relationship on the impact of education…

A: Introduction: Pearson correlation coefficient is suitable for measuring the strength and direction…

Q: A researcher wants to assess the relationship between the number of training sessions dogs have…

A: Point-Biserial correlation : Point-Biserial correlation coefficient is used to find the strength of…

Q: Which of the following measures the direction of the linear relationship between two variables but…

A: coefficient of variation It is a standardized dispersion measure of the distribution of probability.

Q: Explain whether there is an association/correlation between salary and age using the data in th

A: Null Hypothesis: H0:There is no association between Age and Salary. Alternative Hypothesis: H1:…

Q: Listed below are the overhead widths (in cm) of seals measured from photographs and the weights (in…

A: Correlation coefficient:The correlation coefficient in statistic is a measure the strength of linear…