Determining two normal distributions

Assignment Help Basic Statistics
Reference no: EM1392302

One normal curve has mean 23 and standard deviation 1, a second normal curve has mean 5 and standard deviation 10. The curve that is more dispersed, or spread out, is

a. The first normal curve

b. The second normal curve

c. They are equally spread out

d. There is insufficient information to answer the question

Reference no: EM1392302

Questions Cloud

Average life expectancy of person living in africa : A recent study found that the average life expectancy of a person living in Africa is 53 years with a standard deviation of 7.5 years. If a person in Africa is selected at random
Value of the test statistic-car dealerships in area : There are two car dealerships in a particular region. The mean monthly sales at the two dealerships are about the same. Though, one of the dealerships (dealership A) is boasting to corporate headquarters that his dealership's monthly sales are mor..
Distinguish between acids and bases : Distinguish between acids and bases and relate each to the pH scale. What is a buffer and what makes buffers important to life?
What is the labor content total number of labor hours : How long would it take to complete 1,000 projects with each alternative? What is the labor content (total number of labor hours) for 1,000 projects for each alternative?
Determining two normal distributions : One normal curve has mean 23 and standard deviation 1, a second normal curve has mean 5 and standard deviation 10. The curve that is more dispersed, or spread out, is
Multiple choice questions - cancer biology : Once apoptosis starts, a detachment takes place in extra cellular matrix. This is calleda. In which organelle translation takes place inside the cell?
Critical value-car dealerships in a particular area : Using the .01 significance level you will test to conclude if the analyst finds evidence that the boast of dealership A is correct. What will be your critical value?
A research team conducted a study of soft-drink preferences : A research team conducted a study of soft- drink preferences among residents in a test market prior to an advertising campaign for a new cola product.
Develop timeline on computer using microsoft word : Use Microsoft Word, Excel or PowerPoint to develop timeline on computer. Create your own timeline and take a picture, saving file on computer as .jpg or .gif.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Significance level to test claim-randomly selected workers

Identify the indicated values or interpret the given display. In a survey of 703 randomly selected workers,

  Difference in voting patterns

Can we conclude a difference in voting patterns for men vs. women? YES or NO (circle one)

  Mean amount spent ny men and women

State the null and alternate hypotheses if you want to determine whether the mean amount spent is higher for men than for women,

  Correlation coefficient and the regression equation

Interpret the correlation between each set of variables.

  Cumulative relative frequency

Consider the following frequency table of the performance ratings on a scale of 1-good, 2-fair, and 3-poor, bestowed on their local baseball team by a collection of 100 fans:

  Average amount of purchase per weekend

The probability that average amount of purchase per weekend from Sam's sample is greater than average amount of purchase per weekend from Katie's sample =

  Determining dvd defective or non-defective

Four percent of DVD players manufactured by an electronics company are defective. Suppose six DVD players are randomly selected from the production line. Each DVD player is determined to be defective or non-defective.

  Hypothesis testing for proportion in dependent samples

Which test do we use to see if the difference in our sample is statistically significant? Why? Should it be one or two-tailed?

  Least square regression line

Based on a scatter diagram, would you estimate the linear correlation coefficient to be:

  Evaluating multiple regression model

Evaluate the multiple regression model between quantity sold (Y) and following explanatory variables: average price of deep-dish pizzas, monthly advertising expenditures, and disposable income per household in areas surrounding outlets.

  Computing df value for the t statistic

If the sample consists of n = 15 individuals, then compute df value for the t statistic?

  Creating scatter plot for the data

Create a scatter plot for the data. Determine the correlation coefficient for the data.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd