How to do T-test by using data shown in picture in R

Q: Va – vãŸdx.

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Q: 3. Multiple comparisons are to test the equality of all pairs of

A: Yes, Multiple comparisons means that the test for the whole possibility of two pairs i.e. test the…

Q: Pls help me correctly and show excel for output of p value .   A medical researcher is studying…

A: A medical researcher is studying the effects of a drug on blood pressure.Let d be the difference…

Q: What proportion of z scores lie beteeen -2 and +2 in the height in inches data set? Round your…

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Q: Hi, how do you do this using excel functions sinstead of Z scores?

A: Given :  Each company earn an annual profit that is normally distributed :  µ is same for both…

Q: What is the z-value and area if score is 70 ?

A: The score is 70

Q: In soccer, serious fouls result in a penalty kick with one kicker and one defending goalkeeper. The…

A: Given:     Goal keeper jump   Left center Right Kick to Left 52 3 42 Kick to Center 39 8 29…

Q: Task-2. What is the difference between Range and Midrange, use an engineering-based data set to…

A: The objective is to specify the difference between range and midrange

Q: I dont see .01 on the z score tables so how do you get -2.33?

A: Given data :  Cardiac pacemaker batteries will stop working if they are not properly calibrated and…

Q: A sample of psychology students in MSU-IIT was part of a study that examined their happiness level…

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Q: Find the Score function

A: With respect to the relevant parameter, the score function is a derivative of the log-likelihood…

Q: how all workings. Perform the F Test making sure to state the null and alternative hypothesis.…

A: The null and alternative hypotheses are H0: All the coefficients are zeroH1: At least one of the…

Q: The mean of the data 18, 15, 19, a, 18 is 19. Find the value of z.

A: According to the given information, we have Data set: 18, 15, 19, x, 18 Mean = 19

Q: If SPSS gives a significance value of .000, how would you report this in your APA-style results?

A: Here significant value is .000.

Q: What is MEAN SQUARE: GENERAL EXPRESSION?

A: Introduction Statistics is a field which involves collection, arrangement and analysis of the data…

Q: Match the coefficient of determination to the scatter diagram. The scales on the x-axis and y-axis…

A: (a).The coefficient of determination is the square of the correlation coefficient.The coefficient of…

Q: analyze the multiple regression?

A: Multiple regression is an expansion of simple linear regression. It is used to be predicted the…

Q: Z score of 0.045

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Q: The line of best fit through a set of data is y = 25.662 + 2.005x According to this equation, what…

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Q: Is y significantly different from -0.5?

A: The coefficient of γ is 74.3, the corresponding standard error is 52.98 and the degrees of freedom…

Q: What is p value ?

A: The​ P-value is the probability of observing difference in the sample statistic this high or higher…

Q: TRUE OR FALSE  Suppose you wish to use number of views for a video to predict the number of comments…

A: The objective of the question is to understand the concept of response variable in the context of a…

Q: Match the coefficient of determination to the scatter diagram. The scales on the x-axis and y-axis…

A: The value of the coefficients of determination are 1, 0.9 and 0.58.

Q: What is the difference between dependent and independent variable?

A: Our aim is to state the difference between dependent and independent variable

Q: Interpret the regression coefficient of X3 in relation to the Y ( X3 unit is mile)  Y =  58.286 +…

A: The regression coefficient of X3 is given by 13.7604

Q: How do you test for reliability

A: Reliability: Reliability is the consistency of the measures used in a testing process. In other…

Q: Name two limitations of this test.

A: Chi Square Test The Chi-square test is a non-parametric type that does not have distribution and is…

Q: General Direction: Compute the following data using F-Test. Solve using 5-step process. 1. X 1 2 5 4…

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Q: Student's t-test is used to test the differences of three or more independent variables

A: Statement :  Student's t-test is used to test the differences of three or more independent variables…

Q: How do you explain the variables of a histogram?

A: Histogram is a visual representation by showing the frequency of data that fall within a specified…

Q: Write the equation for the relationship between advertisement and record sales and describe what…

A: Regression equation for relationship: The very last table in the first image of outputs give the…

Q: How do you find the median of X?

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Q: According to your textbook, the dependent variable is also called the    measure.  criterion.…

A: The dependent variable is the variable which is being measured or under the test of the model.…

Q: Match the coefficient of determination to the scatter diagram. The scales on the x-axis and y-axis…

A: It is given that, and a) R2=0.12 , b) R2=0.98 c) R2=0.58

Q: ?

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Q: What percent of scores are below a z-score of z=−1.19? (You can use the z-table)

A: Given: z-score = z=−1.19 We want to find the percent of scores that are below a z-score.

Q: how did you find the Z score?

A: The critical value  of z for 97% confidence  interval  is 2.17.

Q: Cueston Heip Use the magnitudes, rounded to two decimal places, of the 100 earthquakes included in…

A: The given information is that the 100 earthquakes magnitudes and the class width is 0.50.

Q: What does the R-Squared represent?

A: Solution r is the correlation coefficient

Q: Question is What do you conclude?

A: Given α=0.05            n = 39+32 =71           p0=0.5          Sample proportion p=3971=0.5493…

Q: In regression analysis, the coefficient of determination R2 measures the amount of variation in y…

A: Solution R2  is the coefficient of determination.