Is this value significant and at what level

Assignment Help Basic Statistics
Reference no: EM133411643

Question 1 - One sample test on optimism Are a certain sampled population of women in a poor urban setting as optimistic as women nationally? Click the link below to download Week 2

Discussion Question 1. The data contained was collected from 1,000 women in the area around downtown Philadelphia. Run a one sample t test on the women's state of optimism given that the National norm on this test for all women is 45.1. Week 2 Discussion Question 1 Data - Excel (58.1 KB) State the null and alternative hypothesis. What is the value of t for the analysis? Is this value significant and at what level? Why? What are the CI values and what do they mean here?

Reference no: EM133411643

Questions Cloud

Creates a survey in the aefis software system : Creates a survey in the AEFIS software system and using the online student directory, takes every 75th name after randomly
How would you describe rajeev leadership style : How would you describe Rajeev's leadership style? Do you think he is an inspirational leader or a collaborative one? What do you think are the top three reasons
Explain what your sample and population averages might be : Give an example in the real world where we might do a t-test. Explain what your sample and population averages might be
Find the expected number of defective smartphones : assume that each smartphone is defective or non-defective independently of the other smartphones. Find the expected number of defective smartphones
Is this value significant and at what level : What is the value of t for the analysis? Is this value significant and at what level? Why? What are the CI values and what do they mean here
How you showed leadership at work : Write down how you would answer one of the following interview questions using the STAR method: (a) Can you tell me about a challenge you overcame at work?
Which discrimination type do you think presents the greatest : which discrimination type do you think presents the greatest challenge for businesses and why (Include the major law associated with this discrimination type
What do the coefficient and odds ratio : What do the coefficient and odds ratio for the indicator variable Normal_Steady tell us? Interpret in plain English. Make sure to carefully read the variable
Calculate the z-score for this observation : The most expensive townhome sold in this period sold for $3,000,000. Calculate the z-score for this observation. Round to the second decimal point

Reviews

Write a Review

Basic Statistics Questions & Answers

  Smallest d items of the combined sample

Using the notation of this section, let U be the number of observed values of X in the smallest d items of the combined sample of m + n items.

  Find the probability to get both chips with same color

A box contains 13 yellow, 29 white and 20 red chips. Two chips are randomly drawn from the box, without replacement.

  A government testing agency studies aspirin capsules to see

a government testing agency studies aspirin capsules to see if customers are getting cheated with capsules that contain

  Suppose that the joint distribution of x

Suppose that the joint distribution of X and Y is uniform over the region in the xy-plane bounded by the four lines x = - 1, x-I, Y = x + I

  Reject the null and support claim as test statistic

At an a=0.05, can you support the company's claim using the test statistic?

  Why standard chartered hong kong exercises csr

Standard Chartered Hong Kong introduces Staff Community Programme and Employee Volunteering Policy. Staff voluntarily establish an employee-led committee that o

  Seasonally adjusted trend forecast estimates

(a) Use Excel to develop a time series model that Hillstone can use to prepare seasonally adjusted trend forecasts of passenger vehicle tyre sales on a quarterly basis. (b) Prepare seasonally adjusted trend forecast estimates for 2012 and 2013 on a..

  Given the regression equation

Given the regression equation Y = 2.6 + .02X the constant or intercept is: (a) .02X (b) 2.6 above zero on the X axis

  Determine the percentage of the data

Use Chebyshev's theorem to determine the percentage of the data within each of the following ranges (to the nearest whole number)

  Develop a separate scatter diagram for each set of data

An electronics store provides the following data regarding the number of advertisements and the number of TV's sold during an eight week period. Develop a separate scatter diagram for each set of data (Week # vs. # of Advertisements and Week# vs. # ..

  Issues of duplication in a questionnaire

Does a cronbach alpha result greater than 0.9 indicate any statistical problem such as issues of duplication in a questionnaire or test items?

  What is the reorder point equal

In order not to run out of stock before the receipt of a new order, at what inventory level should the firm place an order? That is, what is the reorder point?

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