Compare

You need to know the following knowledge to solve this word math problem:
arithmeticGrade of the word problem
Related math problems and questions:
- Salami
We have six kinds of salami, six of which have ten pieces, and one of which has four pieces. How many ways can we distinctly choose five pieces of salami?
- Std-deviation
Calculate the standard deviation for file: 63,65,68,69,69,72,75,76,77,79,79,80,82,83,84,88,90
- Principle - 3CC
According to a certain principle, we divided three-digit natural numbers into two groups: The 1st group includes, for example, the numbers: 158, 237, 689, 982, 731, 422, . .. The 2nd group includes, for example, the numbers: 244, 385, 596, 897, … Discover
- Plasticine ball
Plasticine balls have a radius r1=85 cm, r2=60 mm, r3=59 cm, r4=86 cm, r5=20 cm, r6=76 mm, r7=81 mm, r8=25 mm, r9=19 mm, r10=14 cm. They are mold
- Spherical cap
What is the surface area of a spherical cap, the base diameter 27 m, and height 2 m?
- Trunk
Calculate the length of the biggest fishing rod that can be inserted into the trunk of a car with dimensions 152 x 82 × 81 cm.
- Performance comparing
A standardized test was administered to thousands of students with a mean score of 85 and a standard deviation of 8. A random sample of 50 students was given the same test and showed an average score of 83.20. Is there evidence that this group performs le