Single proportion z test

Assignment Help Basic Statistics
Reference no: EM1313966

To test the given claim using Single Proportion Z test.

A physician claims that 13.6% of all pregnant females smoke during their pregnancy. A random sample of 400 pregnant women revealed that 60 of them are smoking while pregnant. Test the physician's claim at the 0.05 level of significance.

Reference no: EM1313966

Questions Cloud

Tax impact on labour supply curve and short run : Describe (in a sentence or two) the short run profit maximization condition when labour is the only variable input? What will happen to the labour demand if price of the output goes up?
Distinct entity from the owners : Which organizational form allows the business to be a separate, distinct entity from the owners
Expected cost of medical expenses to this population : Illustrate what would be the insurance premium. Or in other words illustrate what is the expected cost of medical expenses to this population.
Determining the probability of sample mean : Determine the probability that sample mean is between 7.5 and 8 minutes?
Single proportion z test : To test the given claim using Single Proportion Z test.
Describe theory on discounted cash flows method : Describe theory on discounted cash flows method in Capital Budgeting but assets cannot be valued soundly if we do not have well-functioning capital markets
Factors which impact productivity growth by subsidization : Physical capital, Natural resources, Human Capital and Technical Knowledge, should it be Government policy to subsidize the production or acquisition of all or these?
One year rate of return earned from her purchase : Hana's rounded one-year rate of return earned from her purchase of the Treasury notes is equal to illustrate what %.
Creating confidence interval estimate of population mean : Create a 99% confidence interval estimate of population mean amount of paint included in a 1 gallon can.

Reviews

Write a Review

 

Basic Statistics Questions & Answers

  Determining mean and standard error of x - bar distribution

Determine the mean and standard error of the x - bar distribution.

  Estimating expected value based on probability distribution

Find the expected GPA when SAT = 800. Find E (GPA|SAT = 1,400). Comment on the difference.

  Possibility of subcommittees

If they must form an ethics subcommittee of 4 members, how many different subcommittees are possible?

  Hypothesis testing with one way anova

At the .05 significance level, can she conclude that there is a difference in the mean amount of weight loss among the three diets?

  Which statement is true for a statistical study

Which statement is true for a statistical study?

  Probability of the mean price

What is the probability that the mean price for a sample of 30 service stations is within $.03 of the population mean (to 4 decimals)?

  Considering hypothesis test

A sample of 50 provided a sample mean of 14.15. The population standard deviation is 3.

  Determining value of the test statistic

Determine the calculated value of the test statistic? What distribution does test statistic have when null hypothesis is true?

  Probability that driver to use seat belt just on trip

Why might driver be tempted not to use seat belt "just on this trip"?

  Creating raw score predictions on criterion variable

Create raw score predictions on criterion variable for persons with Z scores on predictor value of -2,-1,0,+1,+2.

  Null and alternative hypothesis

What is the null and alternative hypothesis? What is your final conclusion?

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of 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