Edit View History Bookmarks People Window Help Do Homework - christina cognato S

Question

Edit View History Bookmarks People Window Help Do Homework - christina cognato Secure https://www.mathxl.com/Student/PlayerHomework.aspx?homeworkld-45032073 MATH 1016-01 Fall 2017 Homework: Lesson 4, Section 4.1 Homew Score: 0 of 1 pt 4.1.20 6018(4 complete) Use technology to (a) construct and graph a probability distribution and (b) describe its shape. The number of computers per household in a small town Computers Households 295 (a) Construct the probability distribution by completing the table below. x P(x) 283 91 23 0 3 Round to three decimal places as needed.) Enter your answer in the edit fields and then click Check Answer Clear All remaining 4

Explanation / Answer

Total frequency here computed is:

= 295 + 283 + 91 + 23 = 692

Therefore the PDF for X here is computed as:

Computers(X) 0 1 2 3 P(X=x ) 295 / 692 = 0.426 283 / 692 = 0.409 91 / 692 = 0.132 23 / 692 = 0.033

Related Questions

Navigate

• Browse (All)
• Browse E
• Subjects

---

---

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