Testable null statistical hypothesis

Assignment Help Basic Statistics
Reference no: EM13111594

Are females more likely to develop high blood pressure than males?

For this research question:

Clearly identify the independent and dependent variables you would study.

Determine whether a one-tail or two-tail test is most appropriate and explain why.

Generate a testable null statistical hypothesis and an alternative statistical hypothesis.

Select an alpha level of .05, .01, or .001 and justify your choice.

Reference no: EM13111594

Questions Cloud

How to use chi square in this topic : suggest some ecological research topics that is reliable, that could include chi square test in the research OR suggest how to use chi square in this topic "over fishing threatens the survival of seabirds".
Hypothesis test in real world context : Describe in some detail how a hypothesis test could be used in some real world context such as business, politics, church, Girl Scouts, school, or perhaps your place of work.
Solving gas problems in chemistry : A gas originally occupies 20L at 24.7 psia and 5 C. What would the pressure be if the volume changed to 4.77ft3 and the temperature was 82 F? Give the answer in atmospheres.
What would be the ratio of brown-eyed : 1. Let's assume for this problem that the world is divided into blue-eyed people and brown-eyed people. Let's also assume for the sake of simplicity that there is only one gene responsible for eye color and that the allele for brown eyes (B) is do..
Testable null statistical hypothesis : Clearly identify the independent and dependent variables you would study. Determine whether a one-tail or two-tail test is most appropriate and explain why. Generate a testable null statistical hypothesis and an alternative statistical hypothesis.
Find volume of released gas at new conditions : In the welding shop of the XYZ Manufacturing plant you have a cylinder with a volume of 548L of a compressed gas, and the pressure gauge shows 238 psig at the room temperature 25 C.
What is mutation rate : Tay Sachs, an autosomal recessive genetic disease in humans has a frequency (q2, assuming random mating) of about 2x10-6; assuming random mating, therefore, the frequency of the Tay-Sachs allele, q is about 1.4x10-3 . Tay-Sachs sufferers usually d..
Testing of hypothesis-nature of z statistic : The value of the z-score that is obtained for a hypothesis test is influence by several factors. Some factors influence the size of the numerator of the z-score and the factors influence of the standard error in the denominator.
Calculation of lethal inhalation : The lethal inhalation dose of sarin for a 200 pound person has been determined to be 0.0015 mg. Determine the LD50 of sarin that researchers used to calculate this lethal inhalation dose.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Monthly trend-annual trend

Suppose we have run a regression on 48 months of data and the regression equation is Y = 50000 + 1000*x (where x is the month number).

  Weaknesses of correlational and regression studies

Discuss the strengths and weaknesses of correlational and regression studies; discuss concepts such as positive and negative correlations, correlation coefficients, confounding, and causality.

  Describe the sample as it relates to the population

Identify the variable being measured and describe the sample as it relates to the population.

  Discrete and a continuous random variable.

Explain the difference between a discrete and a continuous random variable. Give two examples of each type of random variable.

  Mud turtles observation by a biologist

A biologist has found the average weight of 12 randomly selected mud turtles to be 8.7 lb with standard deviation 3.6 lb. find a 90% confidence interval for the population mean weight of all such turtles.

  Statistics to complete a one-hour times exam

The times for 300 college students of introductory statistics to complete a one-hour times exam.

  Truck dealer claims where a new model will give trouble free

To find out the alternate hypotheses also critical value. A truck dealer claims where a new model will give trouble free service for at least 15,000 miles.

  P-value method for families having higher income

The average income of 11 families who reside in a rural area of the Midwest is $60,213, with a standard deviation of $2009. At α =0.05, can it be concluded that the families who live in the cities have a higher income than those who live in the ru..

  Discrete and continuous random variable

What is a discrete and continuous random variable? What is a probability distribution for a discrete random variable? Please provide examples to illustrate your answer? Please no textbook or internet examples, original examples only.

  Standard deviation of armstrong faber

Armstrong Faber produces a standard number-two pencil called Ultra-Lite. Since Chuck Armstong started Armstrong Faber, sales have grown steadily. With the increase in the price of wood products.

  Determine the variance and standard deviation

Draw a box-and-whisker plot for the data set. Find the variance and the standard deviation. please help me as soon as possible please!!! thank you

  Continuous random variable

X is a continuous random variable uniformly distributed on [20, 45] that is, the end points c = 20 and d = 45.

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