How do you do a spearman’s test ranking

Q: You just took the GRE (in preparation for graduate school) and received a total score in the 98th Is…

A: Percentiles are used to measure position of a data.

Q: What is the value of (EX)?for the following scores? Scores: 1, 5, 2 O a. 64 O b. 10 16 O d. 30

A: We have given that the values of X are 1, 5, 2.

Q: There are six horses running in a race, one of which is named GameStop. At the end of the race the…

A: There are 6 horses running in a race, one of which is named GameStop. At the end of the race the…

Q: What's the Answer

A:

Q: Illustrate the Test R2 for significance?

A: Coefficient of determination: The coefficient of determination (r2) is the percentage of total…

Q: How do you do Math Allegations?

A: It is known that, Allegation is a rule that is used to find the ratio in which two or more…

Q: Explain about Scheffe’s test.

A:

Q: Why does The concept of degrees of freedom introduced?

A: First we define the degrees of freedom .  Degrees of freedom :   It refers to the number of values…

Q: B is the wrong option

A: Simple linear regressions can be carried out, as they have been done previously for other sources,…

Q: I looked if the points scored per season is best indicator for wins in regular season. Points…

A: In this step, we note down all the information given in the question and prepare the background for…

Q: Find the number of different selections of 4 letters from the word STATISTICS.

A: "STATISTICS" No.of letters in the word " STATISTICS " =10

Q: The number of students taking the Scholastic Aptitude Test (SAT) has risen to an all-time high of…

A: The number of times the SAT was taken and the number of students are as follows.     Number of…

Q: The number of students taking the Scholastic Aptitude Test (SAT) has risen to an all-time high of…

A: We want to find the expected value(mean)

Q: Carl earned grades of 62, 78, and 89 on four math tests. What is the mean of his grades?

A: The grades earned by Carl are : 62, 78 and 89 The number of grades, n=3 To evaluate : The mean of…

Q: What is the variance and standard deviation for the number of times the SAT is taken?

A: We want to variance and standard deviation

Q: Noah scored 25 points in a game. Mai's score was 35 points. The mean score for Noah, Mai, and Clare…

A:

Q: Why t Test Not Appropriate?

A: t Test is the statistical parametric test which is used to compare the means of the population. It…

Q: Suppose you have a group of fourth graders and a group of eighth graders, and you want to compare…

A: We have to determine which test use for given situation.

Q: A survey was given to 247 people asking whether people like dogs and/or cats. 148 said they like…

A: Given information 148 like dogs 132 like cats 56 don’t like cats or dogs  Venn Diagram

Q: What is the power of a test?

A: Power of test is the probability of rejecting the null hypothesis when it is false. Therefore, the…

Q: estion 6 ellow Taxi Company's charges are based on the function y = 2x + 4, wher is the best…

A: Given  y=2x+4

Q: Hepl please What is your opinion on a national curriculum? How do you think it will affect the…

A: Approach to solving the question:I simply based my answers on my understanding of the given topic by…

Q: What is the probability that a student takes the SAT more than one time? Q-2  Refer to the data…

A: From given table, Total = 721769+601325+166736+22299+6730 = 1,518,859

Q: Describe about THREE F TESTS.

A: The F tests  involves three basic steps, namely 1) F test of the equality of two variances. 2)…

Q: In order to see which brand of golf balls is best (as measured by distance travelled), an experiment…

A: In the given problem we have given that three groups and respectively those are, 1. Callaway 2. Nike…

Q: What is the average? 3 4 5 8

A: To find the average we add the numbers first. Then divide by the total number of entries.  Total of…