The amount of water consumed each day by a healthy adult, Ask an Expert

Management Studies

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? find out 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.)

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Operation Management, Management Studies

Category:- Operation Management
Reference No.:- M993726

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