Confidence interval of the true mean of heartbeats

Assignment Help Basic Statistics
Reference no: EM1395981

For a group of 10 men subjected to a stress situation, the mean number of heartbeats per minute was 126, and the standard deviation was 4. Find the 95% confidence interval of the true mean.

Reference no: EM1395981

Questions Cloud

Decide how to repair the mismatched base : Briefly describe this repair mechanism and explain how the mechanism knows which strand to repair.
Role of researcher in regression analysis : At the heart of quantitative research is regression analysis. A regression model simply measures the association of two variables - variation: the dependent variable's observed value
Critical structural difference in good & poor osmoprotectant : Sinorhizobium meliloti can be protected from osmotic stress by the presence of certain disaccharides. Dan Orr found that sucrose does a fine job as an osmoprotectant for our strain of S. meliloti,
Write steps taken to rehabilitate defendant : Find out the steps which are taken to rehabilitate defendant. Explain the conditions under which corrections department must consider rehabilitation and forms of rehabilitation.
Confidence interval of the true mean of heartbeats : For a group of 10 men subjected to a stress situation, the mean number of heartbeats per minute was 126, and the standard deviation was 4. Find the 95% confidence interval of the true mean.
Should the court issue the subpoena explain why : Should the court issue the subpoena? Explain why? Use proper grammar & punctuation also cite all references in APA format.
What proteins bind tata promoters in eukaryotes : Eukaryotic RNA polymerases lack sigma factors. What proteins bind TATA promoters in eukaryotes.
Age-adjusted percent smoking-time : The estimated age-adjusted percent of persons 18 years of age and over who smoke cigarettes are shown below for females and males for selected years.
Corresponds to a confidence interval : Assume that in a hypothesis test with null hypothesis Ho: μ = 14.0 at a= 0.05, that a value of 13.0 for the sample mean results in the null hypothesis not being rejected. That corresponds to a confidence interval result of:

Reviews

Write a Review

Basic Statistics Questions & Answers

  Transportation problem using the stepping stone method

Transportation problem using the stepping stone method

  Evaluate the value of the correlation coefficient

Correlation between the two variables - Evaluate the value of the correlation coefficient.

  Testing of hypothesis-interpreataion of linear correlation

When using the F-statistic for hypothesis testing of the variance, which sample variance is the numerator and which sample variance is the denominator?

  Verify sample mean using calculator with mean

Use a calculator with mean and standard deviation keys to verify that the sample mean is x = 5.63 pups with the sample standard deviation s = 1.78 pups. (b) Find a 75% confidence interval for the population.

  Statistical analysis of computer corporation

A statistical analysis of 1,000 long-distance calls made from the headquarters of the Bricks and Clicks Computer Corporation indicates that the length of these calls is normally distributed with μ = 240 seconds and σ = 40 seconds.

  Proportion of seeds germinate depend on seed type

At.01 level of significance, is proportion of seeds which germinate dependent on seed type?

  Solving question using normal distribution having mean

Normal distribution has mean of 80 and standard deviation of 14. Find out the value above which 80 percent of values will occur.

  Conclusion that the guideline is still reasonable

At the .05 significance level, can we conclude that the guideline is still reasonable?

  Writing linear regression equation

Write the linear regression equation to forecast father's education from mother's education?

  Determining margin of error for confidence interval

Determine margin of error for confidence interval in (a)?

  Finding random sample of registered voters

Is it sensible to conclude that this set of n=16 people is not representative random sample of registered voters?

  Important information about risk reduction

A person reads a research study of the effectiveness of perineal exercises in preventing urinary incontinence and notes that the number of subjects in each group is 120.

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