Take Test Pretest . Requi × Ud80454-1 &course-id-;33401, 1 &content-id-;_1 09 bl

Question

Take Test Pretest . Requi × Ud80454-1 &course-id-;33401, 1 &content-id-;_1 09 blackboard.com/webapps/assessment/take/launchjsp?course ·Qaestion Completion Status: QUESTION 12 Find missing number multiplication, in the following equation, flind the missing number represented by x QUESTION 13 Find missing number divison. The following equation result ts rounded to three decimals. Calculate the value ofx 26 3202 QUESTION 14 Standard deviation. A statement repeated over and over in Statistics is The standard deviation is the square root of the variance, Supposed that the variánce of a Statistics test was 199. What was the standard deviation rounded to three decimals. Click Save and Submit to save and submit. Click Save All Answers to save all answers 5 6 7 8 9

Explanation / Answer

12)

7.5 *(-x) =-9

we divide both sides by 7.5

-x =-9/7.5

-x =-1.2

x=1.2

13)

26/x =3.202

we multiply both sides by x

we get (26/x)*x =3.202*x

26 =3.202x

then we divide both sides by 3.202

26/3.202 =x

8.120 =x

Related Questions

Navigate

• Browse (All)
• Browse T
• Subjects

---

---

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