Solution-Identify the null hypothesis and alternative

Identify the null hypothesis and alternative hypothesis

Assignment Help Basic Statistics

Reference no: EM131444609

Consumption of large amounts of alcohol is known to increase reaction time. To investigate the effects of small amounts of alcohol, reaction time was recorded for five individuals before and after the consumption of 2 ounces of alcohol. Do the data below suggest that consumption of 2 ounces of alcohol increases mean reaction time?

	Reaction Time (seconds)	Reaction Time (seconds)
Subjects	Before	After
1	6	7
2	8	8
3	4	6
4	7	9
5	9	8

Assume we want to use a 0.05 significance level to test the claim.

(a) Identify the null hypothesis and the alternative hypothesis.

(b) Determine the test statistic. Show all work; writing the correct test statistic, with out supporting work, will receive no credit.

(d) Is there sufficient evidence to support the claim that consumption of 2 ounces of alcohol increases mean reaction time? Justify your conclusion.

Reference no: EM131444609

Questions Cloud

Identify the null hypothesis and alternative hypothesis : (a) Identify the null hypothesis and the alternative hypothesis. (b) Determine the test statistic. Show all work; writing the correct test statistic, without supporting work, will receive no credit. (c) Determine the P-value for the test. Show all..

Does nursing theory have a role in clinical practice : What are your thoughts about nurses saying that "theory has no role in clinical practice"? Does nursing theory have a role in clinical practice? How would you use nursing theory to improve or evaluate the quality of clinical practice? Be sure to ..

Stock price in five years if p-e ratio remained unchanged : Kellogg Co. (K) recently earned a profit of $2.52 earnings per share and has a P/E ratio of 19.50. The dividend has been growing at a 9 percent rate over the past few years. If this growth rate continues, what would be the stock price in five years i..

What is the yield to maturity on the bonds : Dan is considering the purchase of Super Technology, Inc. bonds that were issued 7 years ago. When the bonds were originally sold they had a 26-year maturity and a 5.55 percent coupon interest rate, paid annually. The bond is currently selling for $1..

What possible condition might she have : A swimmer is having difficulty with her right arm. She reports that it is always cold, at times somewhat weak, and she is unable to detect sharp and dull sensations. What possible condition might she have, and how would you evaluate this injury.

What is the price today for delicious mills bond : 10 years ago, Delicious Mills, Inc. issued 30-year to maturity bonds that had a 9.44 percent annual coupon rate, paid semiannually. The bonds had a $1,000 face value. Since then, interest rates in general have changed and the yield to maturity on the..

Does this time series appear to be stationary : Look at the plot of the logarithm of GDP for Japan in given Figure. Does this time series appear to be stationary? Explain. Suppose that you calculated the first difference of this series. Would it appear to be stationary? Explain.

Nonconstant growth : Carnes Cosmetics Co.'s stock price is $52.97, and it recently paid a $2.25 dividend. This dividend is expected to grow by 19% for the next 3 years, then grow forever at a constant rate, g; and rs = 14%. At what constant rate is the stock expected to ..

User Account

All Pages

Identify the null hypothesis and alternative hypothesis

Reference no: EM131444609

Reference no: EM131444609

Questions Cloud

Reviews

Write a Review

Basic Statistics Questions & Answers

Statistics-probability assignment

What is the least number

Determine the value of k

What is the probability

Binomial distributions

Caselet on mcdonald’s vs. burger king - waiting time

Generate descriptive statistics

Sampling variability and standard error

Estimate the population mean

Conduct a marketing experiment

Find out the probability

Linear programming models

Assured A++ Grade

Academics

Major Subjects

Majors

Get In Touch

TERMS & POLICIES

HELP & SUPPORT