Answer: 0.4207
Step-by-step explanation:
Let be the sample mean area.
Given: Population mean : sq. feet
Standard deviation: sq. feet
Sample size : n= 10
The probability that the sample mean area is or less if the manufacturer’s claim is true.
Required probability = 0.4207
Answer:
I think 9 km is your answer
Answer: $42
Step-by-step explanation:
You need to find 60% of 70
10%= 7 (70/10)
60% = 42 (7x6)
so the answer is $42