State the null hypothesis and the alternate hypothesis

Reference no: EM13470862

The amount of water consumed each day by a healthy adult follows a normal distribution with a mean of 1.38 liters. A sample of 10 adults after the campaign shows the following consumption in liters:

1.48 1.50 1.42 1.40 1.56 1.80 1.62 1.84 1.42 1.39

At the .05 significance level, can we conclude that water consumption has increased? Calculate and interpret the p-value.

(a) State the null hypothesis and the alternate hypothesis. (Round your answers to 2 decimal places.)

(b) State the decision rule for .05 significance level. (Round your answer to 3 decimal places.)

(c) Compute the value of the test statistic. (Round the value of standard deviation and final answer to 3 decimal places.)

Reference no: EM13470862

Questions Cloud

Write a minimum of two 2 pages comparing and contrasting : write a minimum of two 2 pages comparing and contrasting the tenant rights and duties of two states one state should

Which form of alternative dispute resolution occurs when : which of the following is one of the major purposes of a settlement conference?when parties agree in advance to adhere

The manufacturer would like to establish inventory levels : the monthly sales of mufflers in the richmond va area follow the normal distribution with a mean of 1200 and a standard

For the midterm paper you need to engage in independent : for the midterm paper you need to engage in independent research using your text the lexisnexis library and internet

State the null hypothesis and the alternate hypothesis : the amount of water consumed each day by a healthy adult follows a normal distribution with a mean of 1.38 liters. a

Demonstrate the ability to retrieve documents through : demonstrate the ability to retrieve documents through advanced searches refine search strategies and explain the

Explain why is hashing all database inputs not considered : question 1 what are the similarities between an md5 hash and a fingerprint?question 2 how would you encrypt a web

Find the area between the mean and 395 pounds find the : the mean of a normal distribution is 400 pounds. the standard deviation is 10 pounds.a. what is the area between 415

Select the option which best completes this statement : which best describes assumption of the risk in a negligence case?in order to recover in a products liability case based

User Account

All Pages