No S QUESTION 4 A local unemployment office keeps track of the number of new cla

Question

No S QUESTION 4 A local unemployment office keeps track of the number of new claims filed each day. Based on the data collected, it determines that the following probability distribution applies: Number of Claims Probability 05 15 .25 45 10 1. What is the expected number of new claims filed each day? A 3.0 B. 0.05 C.24 D. 1.0 QUESTION 7 Porcelain tile is often recommended over ceramic tile because its breaking strength tends to be higher therefore making it more durable and long lasting. Based on data collected from its production processes, Crosstiles Inc. determines that the breaking strength of its most popular porcelain tile is normally distributed with a mean of 400 pounds per square inch and a standard deviation of 12.5 pounds per square inch. Based on the 68-95-99.7 Rule, about what percent of its popular porcelain tile will have breaking strengths between 375 and 425 pounds per square inch? 1. A. Approximately 50% Approximately 95% C. Approximately 68% D. Approximately 99.7% 1 points int Layout View Sec 1 Pages: 1 of 2 Words: O of 432

Explanation / Answer

expected number of new claims field each day

E(x) = 0.05*0+0.15*1+0.25*2+0.45*3+0.10*4

= 0 + 0.15+ 0.50+1.35+0.40

= 0.65+1.75

= 2.4

option C

Related Questions

Navigate

• Browse (All)
• Browse N
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.