It has been reported that 24% of all people fatally injured in a bicycle accident tested positive for alcohol. In a study done of on 1711 fatally injured teenagers between the ages of 16 and 20, 542...

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It has been reported that 24% of all people fatally injured in a bicycle accident tested positive for<br>alcohol. In a study done of on 1711 fatally injured teenagers between the ages of 16 and 20, 542<br>tested positive for alcohol. A researcher is interested in determining if teenagers are more likely<br>to have alcohol in their system if they are involved in a fatal accident. He will use a significance<br>level of 0.04.<br>a)<br>What does it mean to have a significance level of 0.04?<br>b)<br>List the null and alternative hypothesis.<br>c)<br>What type of test will this be?<br>d)<br>State what a Type 1 error will be in this context.<br>e)<br>State what a Type 2 error will be in this context.<br>f)<br>Determine the standard error.<br>Determine the p-value.<br>h)<br>State the meaning of this p-value.<br>i)<br>Is your result statistically significant?<br>What should you do based on your p-value?<br>k)<br>Write a sentence reporting your result.<br>

Extracted text: It has been reported that 24% of all people fatally injured in a bicycle accident tested positive for alcohol. In a study done of on 1711 fatally injured teenagers between the ages of 16 and 20, 542 tested positive for alcohol. A researcher is interested in determining if teenagers are more likely to have alcohol in their system if they are involved in a fatal accident. He will use a significance level of 0.04. a) What does it mean to have a significance level of 0.04? b) List the null and alternative hypothesis. c) What type of test will this be? d) State what a Type 1 error will be in this context. e) State what a Type 2 error will be in this context. f) Determine the standard error. Determine the p-value. h) State the meaning of this p-value. i) Is your result statistically significant? What should you do based on your p-value? k) Write a sentence reporting your result.

Jun 10, 2022
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