Answer to Question #139503 in Statistics and Probability for Ella Ssebulime

Statistics and Probability

Question #139503

Weighted average (missing value).Solve the equation for x.

30(2)+40(3)+36(3) +5x/10=34.8

Expert's answer

(30(2)+40(3)+36(3) +5x)/10=34.8

60+120+108 +5x=34.8*10=348

5x=348-60-120-108 =60

x=60/5=12

Learn more about our help with Assignments: Statistics and Probability

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. Weighted Average Grade. Suppose that your grade for the class is dependent upon four marking periods
2. The annual rainfall at a certain locality is known to be normally distributed random variable with
3. The weights of a women population are normally distributed with mean 60kg and standard deviation 5kg
4. A social scientist claims that only 70% of all high school seniors capable of doing college work act
5. It is presentation day in class and your instructor is drawing names from a hat to determine the ord
6. TRUE OR FALSE 6. The z score is actually the number of standard deviations that a particular x va
7. TRUE OR FALSE 1. In a probability distribution, the probability of each event in the sample space