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# Question 6 The manufacturer of a patent medicine claimed that it was 90% effective in relieving an allergy for a period of 8 hours. In a sample of 200 people who had the allergy, the medicine provided relief for 160 people. Can you conclude that the medicine is not 90% effective using a significance level of 0.01 and a 98% confidence interval? ### 1. State the Null Hypothesis HO: ### 2. (a) Is the data observational or experimental (b) is the sample random or not (c) what is the sample size and (d) what is the significance level (to write a percent use %) (a) (b) (c) I (d)

          # Question 6
The manufacturer of a patent medicine claimed that it was 90% effective in relieving an allergy for a
period of 8 hours. In a sample of 200 people who had the allergy, the medicine provided relief for 160
people. Can you conclude that the medicine is not 90% effective using a significance level of 0.01 and a
98% confidence interval?
### 1. State the Null Hypothesis
HO:
### 2. (a) Is the data observational or experimental (b) is the sample random or not (c) what is the
sample size and (d) what is the significance level (to write a percent use %)
(a)
(b)
(c)
I
(d)

# Question 6
The manufacturer of a patent medicine claimed that it was 90% effective in relieving an allergy for a
period of 8 hours. In a sample of 200 people who had the allergy, the medicine provided relief for 160
people. Can you conclude that the medicine is not 90% effective using a significance level of 0.01 and a
98% confidence interval?
### 1. State the Null Hypothesis
HO:
### 2. (a) Is the data observational or experimental (b) is the sample random or not (c) what is the
sample size and (d) what is the significance level (to write a percent use %)
(a)
(b)
(c)
I
(d)

Added by Kimberly J.

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