Source df S MS Group 2 318.5333 (C) Error 12 (A) 19.0667 Total 14 (В)

Q: Use the OptimalBST algorithm to determine the cost and structure of an optimal binary search tree…

A:

Q: Define "statistically significant"?

A: Meaning of statistically significant: In statistical analysis, the word “significance” essentially…

Q: There is a 4% chance that smokers will have a mean pregnancy length of 266 days.  is it valid or…

A: Null and alternative hypotheses: The null and alternative hypotheses are as follows:

Q: What is the formula for the repeated-measures ANOVA F-ratio in a two-way repeated-measures design?

A: The formula for the repeated-measures ANOVA F-ratio in a two-way repeated-measures design is: F =…

Q: If nothing else changed besides an increase in sample size, the test statistic  would be *fill in…

A: The test statistic: A function of sample observations that are used to test H0 is called a test…

Q: (46, 47, 49, 49, 51, 53, 54, 54, 55, 55, 59 1st 3rd quartile??

A: The data is provided in ascending order as; 46, 47, 49, 49, 51, 53, 54, 54, 55, 55, 59 The first…

Q: When is it useful to use ANOVA?

A: let us first understand what is ANOVA  ANOVA  is the statistical model in which we analyze the…

Q: What is full for of ANOVA? Describe about it.

A: ANOVA: The ANOVA (analysis of variance) is a test used for comparing the means of several…

Q: Why is it NOT possible to calculate an ANOVA on the following hypothesis:  Males have a higher…

A: ANOVA can be used when outcome variable is numeric and independent variable must be categorical…

Q: To determine whether the test statistic of ANOVA is statistically significant, it can be compared to…

A: ANOVA: Analysis of Variance is known as ANOVA, it is a hypothesis testing to compare the means of a…

Q: State the assumptions for a two-way ANOVA and explain how these assumptions can be checked.

A: Assumptions of two-way ANOVA: The all samples should be independent. Each population is normally…

Q: In a certain school district, it was observed that 24% of the students in the elementary schools…

A: From the given information, The population proportion is 0.24 56 out of 193 students are only…

Q: What is an experimental trial

A: Experimental trials are studies where researchers introduce an intervention and study the effects.…

Q: ​In the second stage of the repeated-measures ANOVA, individual differences are removed from the…

A: ​In the second stage of the repeated-measures ANOVA, individual differences are removed from the…

Q: 11. What does the "paste" button allow you to do when in the analyze tab for statistical analysis?

A: The Paste button translate your instruction from the dialig box into SPSS command lines.

Q: It is known through Operation Laban Altapresyon that 15% of adults from the Province of  Realeza are…

A: Given, It is known through Operation Laban Altapresyon that 15% of adults from the Province of…

Q: Prepare an essay on "Statistical education at the university level"

A: Statistics is a branch of mathematics that deals with the collection, analysis, interpretation,…

Q: In order to facilitate independent random sampling what must be utilized?

A: Random sampling is the process of taking sample randomly from the population. Independent random…

Q: What is known by adding random numbers together called in a normal distribute?

A: The Central Limit Theorem is a fundamental concept in probability theory and statistics, which…

Q: Please explain, in basic terms, how the Central Limit Theorem helps me obtain a likely value of the…

A: Central limit theorem:Central limit theorem is defined as the sampling distribution of any…

Q: State the two-way ANOVA identity for degrees of freedom and interpret its meaning with regard to…

A: In this case, we need to find the two-way ANOVA identity for degrees of freedom.

Q: Formulate a table with a statistically non-significant p-value based on academic performance of the…

A: P-value: In statistics, P-value is used for the acceptance or the rejection of hypotheses. It is the…

Q: Explain why using an ANOVA naturally leads to the need to have post hoc tests

A: ANOVA is the generalization of the t-tests. We use the t-tests for checking the significant…

Q: What is the computational procedure for ANOVA?

A:

Q: What is the median of a normally distributed random variable with mean ? and standard deviation ??

A: Normal distribution, also known as the Gaussian distribution, is a probability distribution that is…

Q: Complete the ANOVA table. Source df SS MS F   Treatments 3 857.1 Error 8 372.8   Total     Or just…

A:

Q: State the four assumptions for one-way ANOVA, and explain how those assumptions can be checked.

A: Assumptions of one-way ANOVA: The all samples are drawn from the simple random sampling. The all…

Q: what does ANOVA actually test?

A: ANOVA-Analysis of variance Test: Definition: Analysis of variance is defined as "Separation of…

Q: What is the total of the ANOVA split into? What is a post hoc test and why don’t you need it if…

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Q: Define probability of obtaining a sample statistic?

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Q: Give a general description of the nature of and relationship between Type I and Type II errors.

A: Here we want to know relationship between type I and type II error.

Q: What is different about the F-test comparted to an ANOVA?

A: In general, F-test and ANOVA do the same thing. Both of them measure the variation between the…

Q: Explain what statistical significance and effect sizes are and what makes them different.

A: Statistical significance is a determination by an analyst that the results in the data are not…

Q: What are the Class 1 error rate and the Class 0 error rate on the test data?

A: Class 1 error rate are false positives on test data Class 0 error rate are false negative on test…

Q: Where does the Tukey’s HSD test can be used?

A:

Q: What does large sample sizes in ANOVA automatically inflates?

A: Effect sizes are the most important outcome of empirical studies. Researchers want to know whether…