Questions related to descriptive statistics

Assignment Help Basic Statistics

Reference no: EM1320078

1. For which of the following situations is it appropriate to use a scatter diagram or scatter plot?

a. Presenting two qualitative variables

b. Presenting one qualitative and one quantitative variable

c. Presenting two quantitative variables

d. All of the above

2. The only measure of central tendency that can be found for nominal data is the:

a. mean

b. median

c. mode

d. midrange

3. The measure of central tendency that is most affected by a few large or small numbers is

a. mean

b. median

c. mode

d. range

4. When a distribution is bell-shaped, approximately what percentage of data values will fall within one standard deviation of the mean?

a. 50%

b. 95%

c. 68%

d. 99.7%

Reference no: EM1320078

Questions Cloud

Determining sales tax and revenue : You are the owner of Cache; a chain of women's clothing boutiques. Your state has a sales tax of 6% and additional city tax of 1.5%. Each quarter you are responsible of making these tax deposits to the city and state.

To find variance and standard deviation : What is the relationship between the variance and the standard deviation?

What time it left the bat : Jupiter is 23.10 m/s2. What is the ratio of your speed on Jupiter to your speed on Earth when you have dropped 45.0 m? Overlook the effects of air resistance and suppose that you start at rest.

What is minimum coefficient of static friction : A 270 m wide river flows due east at a uniform speed of 2.30 m/s. A boat with the speed of 8.4 m/s relative to water leaves the south bank pointed in a direction 38o west of north. What is (a) magnitude and (b) direction of the boat's velocity rel..

Questions related to descriptive statistics : For which of the following situations is it appropriate to use a scatter diagram or scatter plot?

Test the claim of the mean reading times : At the 0.01 level of significance, test the claim that the mean reading times lour the lour age groups are equal.

Flexible exchange rate system : Why can't all the balance of payments accounts be in surplus? What factors determine the demand for British pounds in foreign exchange markets? How are exchange rates determined under a flexible exchange rate system?

Descriptive statistics and regression : The mean, median, and mode are the most common measures of dispersion (spread).

Using anova to test mean difference : Using ANOVA to test mean difference

User Account

All Pages