please help with question 3.2! 32 CHAPTER 3. ANALYSIS OF ONE QUANTITATIVE VARIAB

Question

please help with question 3.2! 32 CHAPTER 3. ANALYSIS OF ONE QUANTITATIVE VARIAB Exercises Section Bal - Section 3,2 3.1. Robbins Road An article from the September 7, 2011 Grand Haven Tribune that dealt with whether or not to increase the speed limit on certain sections of Robbins Road stated, "The 85th percentile speed is the speed at which 85 percent of the traffic is traveling (125 That's incorrect. Write a correct interpretation in a complete sentence. 3.2. Tooth Fairy In 2011 Visa in cooperation with GfK Roper OmniTel surveyed 1,006 American adults age 18 and older and asked each how much money the "tooth fairy" leaves for a lost tooth for their children [127. The 64th percentile is S4. Interpret what the percentile tells you. 3.3. NW Flights The boxplot below shows the variable departure delay for 22,8os Northwest (NW) flights in January 2009 84. When a flight leaves before its scheduled departure time the departure delay is negative. When the flight leaves after its scheduled departure time the departure delay is positive. Values are in minutes. 2000

Explanation / Answer

A percentile is a measure used in statistics indicating the value below which a given percentage of observations in a group of observations fall

Here, the 64th percentile is the value (or score) below which 64% of the observations may be found.

It indicates there are 64 out of 100 children having money less than or equal to $4

Related Questions

Navigate

• Browse (All)
• Browse P
• Subjects

---

---

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