Register
Class A has 30 pupils and class B has 19 pupils. Both classes sit the same maths test. The mean score for class A is 34. The mean score for class B is 75. What is the mean score (rounded to 1 DP) in the
53.4k views
3 votes
Class A has 30 pupils and class B has 19 pupils.

Both classes sit the same maths test.
The mean score for class A is 34.
The mean score for class B is 75.
What is the mean score (rounded to 1 DP) in the maths test across both classes?

User Magd Kudama
by
7.9k points

1 Answer

1 vote

They both have a mean of 53

User Wu Jie
by
8.0k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!