The amount of water consumed each day by a healthy adult

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.)

Calculate your order
Pages (275 words)
Standard price: $0.00
Client Reviews
Our Guarantees
100% Trustworthy
Information about client is confidential and never disclosed to third parties.
Original Writing
We complete all papers from scratch. You can get a plagiarism report.
Timely Delivery
No missed deadlines – 97% of assignments are completed in time.
Money Back
If you're confident that a writer didn't follow your order details, ask for a refund.

Calculate the price of your order

You will get a personal manager and a discount.
We'll send you the first draft for approval by at
Total price:
Power up Your Academic Success with the
Team of Professionals. We’ve Got Your Back.
Power up Your Study Success with Experts We’ve Got Your Back.