How chagne in the claimed or expected distribution

Assignment Help Basic Statistics
Reference no: EM13137151

A survey was conducted two years ago asking college student their top motivations for using a credit card. To determine whether this distribution has changed, you randomly select 425 students and ask each one what the top motivation is for using a credit card. Can you conclude that there has been a chagne in the claimed or expected distribution? Use a =0.025.

Reference no: EM13137151

Questions Cloud

What is the theoretical yield of aspirin : What is the theoretical yield of aspirin if 175 kg of salicylic acid is allowed to react with 118 kg of acetic anhydride?
Distinction between leadership and management : Leadership can be classified as a process of setting a new direction for a group or organization. Management; directing and controlling according to established principles.
Compressed steadily as well adiabatically in a reversible : Refrigerant R-134a is compressed steadily and adiabatically in a reversible compressor. The volume flow rate entering the compressor is 800 ft3/min.
At what new temperature should the reaction be run : A certain reaction has ?H equal to 11.57 kJ/mol. This reaction is normally run at room temperature (25?C). At what new temperature should the reaction be run so that K is twice its value at 25?C?
How chagne in the claimed or expected distribution : You randomly select 425 students and ask each one what the top motivation is for using a credit card. Can you conclude that there has been a chagne in the claimed or expected distribution? Use a =0.025.
Which does gaap require with recognition and why : The two main types of pension plans are defined benefit plans and defined contribution plans. Explain the difference between the two. How does the accounting for each differ?
Inter-agency cooperation and threat of terrrorism : Why do federal, state and local agencies involved in Homeland Security not cooperate better in preparing the US for future terrorist attacks.
Realization of an operating income : If fixed costs are $700.000 and the unit contribution margn is $14, what amount of units must be sold in order to realize an operating income of $100.000
A turbine salesman makes the following claim for one : A turbine salesman makes the following claim for one of his products: Steam enters a steady-flow adiabatic turbine at 4 MPa, 600 °C with negligible velocity and exhausts at 200 kPa with a velocity of 180 m/s

Reviews

Write a Review

Basic Statistics Questions & Answers

  Probability-small businesses will fail during given month

If the mean number of small business failures per month is 10, what is the probability that exactly four small businesses will fail during a given month?

  Standard deviation of the total luggage weight

If there are 12 business-class passengers and 50 tourist-class passengers on a particular flight, what are the expected value of total luggage weight and the standard deviation of the total luggage weight?

  Least square method

Select either the Least Squares Method, the Moving Average Method, or the Weighted Moving Average and provide step-by-step instructions you would employ to plot the associated trend line.

  Comparing the two models having r-squared

Compare two models. Model #1 has an r-squared of .25 and an adjusted r-squared of .10. Model #2 has an r-squared of .20 and an adjusted r-squared of .14. Given this information, what model should you use?

  How larger variability impact size of standard error sample

In part b, sample have greater variability than part a, but sample sizes are unchanged. How does larger variability influence size of standard error for sample mean?

  Comparing two population variances

If a random sample of 5 observations from one population results in a standard deviation of 12 and the other random sample of 7 observations results in a standard deviation of 7.

  Standard deviation of the difference

How many participants would be required to ensure that a 95% confidence interval for the mean difference in the number of drinks is within two drinks of the true mean? Assumed that the standard deviation of the difference in the mean number of dri..

  Scatterplot to determine what kind of relationship

Make a scatterplot to determine what kind of relationship there seems to be between the two variables. Use the percent of lead removed as the response variable.

  Hypothesis testing and level of measurement

There are four levels of measurement, two are numeric and two are attribute data. This first time around, try to identify if a question produces a number or a text number.

  Anova shows no interaction between two factors

If your ANOVA shows no interaction between two factors: A) You must re-run the ANOVA in minitab without replicates. B) Start over taking more samples, the current results aren't valid without showing an interaction.

  Testing by anova f-test

The response variable is the change in cholesterol level after two months of treatment. An analysis of variance will be used to compare the three treatments. What null hypothesis is tested by this ANOVA F-test?

  Verifying value of t for the independent variable

Verify value of t for the independent Variable, using formula. (That is, using formula in the Formula Sheet compute the t statistic , given data provided in the print out).

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