A new insecticide aboratory test, the mmediately after contact. Is this sufficient evidence to support the advertised claim? Use a=0.05. is advertised to kill more than 95% roaches upon contact. Ir insecticide was applied to 400 roaches and 384 died

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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2. A new insecticide is advertised to kill more than 95% roaches upon contact. In a
laboratory test, the insecticide was applied to 400 roaches and 384 died
immediately after contact.
Is this sufficient evidence to support the advertised claim? Use α=0.05.
(d) Conclusion for the problem above is
Do not reject the null hypothesis and new insecticide does not kill more than
95% of roaches upon contact.
O Reject the null hypothesis and new insecticide kills more than 95% of roaches
upon contact.
Reject the null hypothesis and new insecticide does not kill more than 95% of
roaches upon contact.
Do not reject the null hypothesis and new insecticide kills more than 95% of
roaches upon contact.
Transcribed Image Text:2. A new insecticide is advertised to kill more than 95% roaches upon contact. In a laboratory test, the insecticide was applied to 400 roaches and 384 died immediately after contact. Is this sufficient evidence to support the advertised claim? Use α=0.05. (d) Conclusion for the problem above is Do not reject the null hypothesis and new insecticide does not kill more than 95% of roaches upon contact. O Reject the null hypothesis and new insecticide kills more than 95% of roaches upon contact. Reject the null hypothesis and new insecticide does not kill more than 95% of roaches upon contact. Do not reject the null hypothesis and new insecticide kills more than 95% of roaches upon contact.
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