### Evaluate z statistic for the wilcoxon rank sum test

Assignment Help Basic Statistics
##### Reference no: EM138135

Real estate agents always say "location, location, location" is the most important thing in buying a house. We want to know if the sales prices of homes in two neighborhoods are similar. A random sample is taken from each neighborhood. The prices of the homes in the two neighborhoods (in \$1000) are The standard deviation for the Wilcoxon rank sum test is

A. 6.245.
B. 6.
C. 6.523.

and

The z statistic for the Wilcoxon rank sum test is

A. z = 43.75.
B. z = 1.76.
C. z = 1.80.

and

The P-value for the Wilcoxon rank sum test is
A. more than 0.10.
B. between 0.05 and 0.10.
C. less than 0.05.

### Previous Q& A

#### Word-processing program

Your paper should be written using a word-processing program, likely Microsoft Word otherwise a Word-compatible program.

#### What is the effective rate of protection

What is the effective rate of protection for the automobile industry in country A, if there is a tariff of 25 percent on imported automobiles and a tariff of 50 percent on imported inputs used in this industry.

#### Other types of variables

Elucidate what other types of variables should be considered when determining what is reasonable in terms of maintenance expense.

#### Only one equilibrium rent

Assume in this market all apartments are identical, so there is only one equilibrium rent. Show the rent as \$800 per month.

#### Evaluate the sum of the ranks for neighborhood

Real estate agents always say "location, location, location" is the most important thing in buying a house. We want to know if the sales prices of homes in two neighborhoods are similar. A random sample is taken from each neighborhood. The prices ..

#### Long-lasting drought in the first decade

With Australia going through a long-lasting drought in the first decade of the 21st century, serious concerns were raised about the possibility of running out of water.

#### Kruskal-wallis rank test

The Kruskal-Wallis rank test is a nonparametric replacement - The Wilcoxon rank sum test tests a null hypothesis

#### Person nominal income and their real income

Explain the difference between a person's nominal income and their real income. Why is real income more important to that person.

#### Terms of maintenance expense

What other variables should be considered when determining what is reasonable in terms of maintenance expense

#### Explain why the food stamp program

Explain why the food stamp program can have the same effect on the consumption pattern and well-being of recipients as an outright.

### Similar Q& A

#### What is confidence interval for the average number of chips

how many chocolate chip cookies will he need to sample to estimate the mean to within 2, what is a 99% confidence interval for the average number of chips per cookie?

#### Example on bonferroni method

Which of the following is the appropriate conclusion from carrying out these multiple comparisons

#### Solve the mean and standard deviation equations

Solve the mean and standard deviation equations

#### Distinct random variable

Distinct random variable

#### Find the standard deviation and sampling distribution

How large should n be so that the standard deviation of is no more than 0.01 and sampling distribution

#### Example on one-way anova

She is interested in testing the null hypothesis that the mean SAT score is the same for each type of schooling using the one-way ANOVA. Some summary statistics for the three groups are given below, followed by the one-way ANOVA table.

#### Data in the scatterplot

The data in the scatterplot below are an individual's weight and the time it takes (in seconds) on a treadmill to raise his or her pulse rate to 140 beats per minute. The o's correspond to females and the +'s to males.

#### Legitimate probability distribution for this situation

What is the probability you pick a plum and Which of the following is a legitimate probability distribution for this situation

#### Compute the expected value of perfect information

Suppose the probability of the worst-case scenario increases Compute the expected value of perfect information

#### Example on sampling variability

Sampling variability refers to the idea that different samples will include different individuals

#### Evaluate the value of the f statistic for devices

Evaluate the value of the F statistic for Devices- I plan an experiment to test the latest conflicting diet programs. The factor for Diet will involve three different levels: low fat, low carbohydrate, and low calorie. The other factor will involve..

#### What is the p-value for a test of the hypotheses

How large should n be so that a 90% confidence interval for µ has a margin of error and What is the P-value for a test of the hypotheses 