Answered: Soft Drink Consumption A researcher…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Soft Drink Consumption A researcher claims that the average yearly consumption of soft drinks per person is 52 gallons. In a sample of 46 randomly selected people, the mean of the yearly consumption was 53.8 gallons. The standard deviation of the population is 3.5 gallons. On the basis of the P -value, is the researcher's claim valid at α=0.01?

State the hypotheses and identify the claim.

:H0 ▼(Choose one)

:H1 ▼(Choose one)

The hypothesis test is a ▼(Choose one)

test.

Compute the test value. Always round z score values to at least two decimal places. z=

Find the P -value. Round the answer to at least four decimal places. the P-value is equal to.

Make the decision.

▼(Choose one) the null hypothesis.

Summarize the results.

There ▼(Choose one) enough evidence to reject the claim that the yearly consumption of soft drinks per person is

52 gallons.

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