Preview

Himm

Good Essays
Open Document
Open Document
1596 Words
Grammar
Grammar
Plagiarism
Plagiarism
Writing
Writing
Score
Score
Himm
Examples of Multiple Choice Question (20 points)

1. A researcher wants to test if beer consumption differs between people dependent on the region of the country they live in. Region is measured as: East/West/North/South. On which scale is ‘region’ measured?

a. Independent scale b. Nominal scale c. Ordinal scale d. 4-points Likert scale

2. Suppose your teachers want to test if the average exam grade exceeds 6 significantly. Which test should we use?

a. Chi-square test b. T-test c. Regression analysis d. Not possible if you do not define explanatory variables.

3. What is untrue about an interval scale?

a. The distance between the intervals is constant b. Each interval is equal in size c. The scale has a logical null-point d. An interval scale is metric

4. Which statement about hypothesis testing is true?

a. The verbal hypothesis contains the same statement as the statistical null-hypothesis. b. The statistical null-hypothesis is rejected if the p-value is sufficiently low. c. If the statistical null-hypothesis cannot be rejected, this implies a confirmation of theoretical model d. Statistical and verbal hypotheses have no relation.

5. Consider the following reliability analysis for the variable customer differentiation. What could you conclude from it?

R E L I A B I L I T Y A N A L Y S I S - S C A L E (A L P H A)

Item-total Statistics

Scale Scale Corrected Mean Variance Item- Alpha if Item if Item Total if Item Deleted Deleted Correlation Deleted

CUSDIF1 10.0405 5.4733 .2437 .7454
CUSDIF2 9.7432 5.0176 .5047 .3293
CUSDIF3 9.6486 5.3754 .4849 .3722

Reliability Coefficients

N of Cases = 111.0

You May Also Find These Documents Helpful

  • Good Essays

    Record Deal

    • 943 Words
    • 4 Pages

    1. Write a null and an alternative hypothesis for each of the following. Be sure to state…

    • 943 Words
    • 4 Pages
    Good Essays
  • Powerful Essays

    Henson Case

    • 1072 Words
    • 5 Pages

    In this case the “Customer Survey” and “Average Wait Time” were deemed reliable based on regression analysis with p values less than 5 percent.…

    • 1072 Words
    • 5 Pages
    Powerful Essays
  • Better Essays

    Math 533 Part a

    • 1063 Words
    • 5 Pages

    AJ Davis department store has asked to take a look at a sample of customers (sample size: 50) in order to more efficiently generate sales and also appeal to their more profitable segment. In order to better understand their customers a statistical analysis and interpretation must be performed. AJ Davis is hoping to achieve insight on how to improve their department store operations and strengthen their customer loyalty. We have taken both quantifiable and qualitative information and have performed descriptive and inferential statistics on the data collected. We do have to disclaim that these are only from a select few from the customer base and does not represent the entire population. Therefore, the interpretations based on the sample group need to be kept in perspective and must not assume complete representation of all customers. After the collection of information from their sample set we have been able to perform statistical analysis and the results are reported below.…

    • 1063 Words
    • 5 Pages
    Better Essays
  • Satisfactory Essays

    Hlt-362v Exercise 16

    • 464 Words
    • 2 Pages

    1. The answer is C, interval/ratio. The researchers analyzed the data as though it were interval/ratio level. They calculated the mean and standard deviation which is only appropriate for interval/ratio level data.…

    • 464 Words
    • 2 Pages
    Satisfactory Essays
  • Satisfactory Essays

    QNT351 Week5 MyStatsLab

    • 2853 Words
    • 9 Pages

    D. The level of significance, β, is the probability of committing a Type II error, not rejecting the null hypothesis when it is, in fact, false…

    • 2853 Words
    • 9 Pages
    Satisfactory Essays
  • Satisfactory Essays

    Pm3110 Quiz 1

    • 1044 Words
    • 5 Pages

    _____ 4. What happens when data in an investigation do not support the original hypothesis?…

    • 1044 Words
    • 5 Pages
    Satisfactory Essays
  • Good Essays

    1. You have received a business research study done by a consultant for a life insurance company. The study is a survey of customer satisfaction based on a sample of 600. You are asked to comment on its quality. What do you look for?…

    • 743 Words
    • 3 Pages
    Good Essays
  • Good Essays

    “If our sample result is very unlikely under the assumption of the null hypothesis, then the null hypothesis assumption is probably false. Thus, we reject the null hypothesis and infer the alternative hypothesis.”…

    • 858 Words
    • 4 Pages
    Good Essays
  • Powerful Essays

    A. Which of the six measures in the experiment yielded quantitative data? What specifically about the measure was quantitative?…

    • 2444 Words
    • 10 Pages
    Powerful Essays
  • Good Essays

    Stats Final guide

    • 3002 Words
    • 13 Pages

    accept the null hypothesis when it is not true (e) None of the above is true.…

    • 3002 Words
    • 13 Pages
    Good Essays
  • Good Essays

    Pt1420 Final Exam

    • 1835 Words
    • 8 Pages

    a. The prediction will be highly probable if the experiment shows the explanation is correct…

    • 1835 Words
    • 8 Pages
    Good Essays
  • Satisfactory Essays

    HSM 270 Evaluation Plan

    • 342 Words
    • 2 Pages

    a. They would implement this through interviews and surveys taken by the students and their parents as well.…

    • 342 Words
    • 2 Pages
    Satisfactory Essays
  • Satisfactory Essays

    Intro to microbiology

    • 1002 Words
    • 5 Pages

    A.a hypothesis is the definitive explanation to account for the observation and therefore does not need to be tested…

    • 1002 Words
    • 5 Pages
    Satisfactory Essays
  • Powerful Essays

    B. There have been alternates to the SAT that have been claimed to be more accurate and reliable than standardized testing.…

    • 1821 Words
    • 8 Pages
    Powerful Essays
  • Good Essays

    3. What influence should a customer have in redesigning a methodology that has proven to be successful?…

    • 1028 Words
    • 4 Pages
    Good Essays