According to a report, 63.3% of murders are committed with a firearm. (a) If 100 murders are randomly selected, how many would we expect to be committed with a firearm? (b) Would it be unusual to observe 78 murders by firearm in a random sample of 100 murders? Why? ..... (a) We would expect to be committed with a firearm. (b) Choose the correct answer below. O A. No, because 78 is greater than u + 20. O B. Yes, because 78 is between u - 2o and µ + 20. O C. Yes, because 78 is greater than u + 2o. D. No, because 78 is between u- 20 and u + 20. E. No, because 78 is less than u- 20.

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According to a report, 63.3% of murders are committed with a firearm.  

(a) If 100 murders are randomly selected, how many would we expect to be committed with a firearm?  
(b) Would it be unusual to observe 78 murders by firearm in a random sample of 100 murders? Why?

---

(a) We would expect \_\_\_\_\_ to be committed with a firearm.

(b) Choose the correct answer below.

- (A) No, because 78 is greater than μ + 2σ.
- (B) Yes, because 78 is between μ - 2σ and μ + 2σ.
- (C) Yes, because 78 is greater than μ + 2σ.
- (D) No, because 78 is between μ - 2σ and μ + 2σ.
- (E) No, because 78 is less than μ - 2σ.
Transcribed Image Text:**Text Transcription:** According to a report, 63.3% of murders are committed with a firearm. (a) If 100 murders are randomly selected, how many would we expect to be committed with a firearm? (b) Would it be unusual to observe 78 murders by firearm in a random sample of 100 murders? Why? --- (a) We would expect \_\_\_\_\_ to be committed with a firearm. (b) Choose the correct answer below. - (A) No, because 78 is greater than μ + 2σ. - (B) Yes, because 78 is between μ - 2σ and μ + 2σ. - (C) Yes, because 78 is greater than μ + 2σ. - (D) No, because 78 is between μ - 2σ and μ + 2σ. - (E) No, because 78 is less than μ - 2σ.
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