Answered: Vita Pills were advertised as having…

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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Vita Pills were advertised as having 751 mg of vitamin C per pill. A marketing firm hypothesizes that the amount of vitamin C is more than what is advertised. What can be concluded with α = 0.10. The vitamin C content per pill from a sample of pills is as follows:
701, 761, 716, 721, 751, 721, 711, 741.

A) What is the appropriate test statistic?

B) Population and sample?

C) Obtain/compute the appropriate values to make a decision about H₀.

Critical value=

Tests statistic=

D)Compute the corresponding effect size(s) and indicate magnitude(s).

r2=

E)Make an interpretation based on the results.

The amount of vitamin C in Vita Pills is significantly more than the advertised claim.

The amount of vitamin C in Vita Pills is significantly less than the advertised claim.

The amount of vitamin C in Vita Pills is not significantly different than the advertised claim

---Select--- marketing firm advertisement Vita Pills sample of pills vitamin C

---Select--- marketing firm advertisement Vita Pills sample of pills vitamin C

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