Answer:
whats the question
Step-by-step explanation:
Answer:
A population is defined as the data set which consists of all members of a specified group and the sample contains a part or a subset of a population.
For example : all the students of a school are population. But out of all, how many students play sports is a sample.
Hence, the answer is - A population is the complete group under study. A sample is the sub-collection of members of the population from which data are actually collected.
Answer:
Step-by-step explanation:
90 × 3=270 dollars
6×3= 18 lawns
Answer:
Step-by-step explanation:
speed=75 miles per hour

distance covered in 10 seconds=110×10=1100 ft
I hope this helps you
x =4
f (4)= 4.4+7 = 16+7=23
f (4)= 4.4-7=16-7=9