Answer
8:3
Step-by-step explanation:
THEY WON 56
77-56= 21 ( games they lost)
56:21
divide by 7
8:3
Answer:
a) 0.3495
b) (9.65, 10.35)
Step-by-step explanation:
We are given the following in the question:
Sample mean, = 10 hours
Sample size, n = 64
Alpha, α = 0.02
Population standard deviation, σ = 1.2 hours
a) Margin of error
Formula
Putting values, we get,
b) the sample mean is 10 hours, then the 98% confidence interval
Putting the values, we get,
The terms would be 4a and another would be 6b squared.
The coefficient (a number or quantity placed before the variable, which is the letter) of 4a is 4. The coefficient of 6b squared would be 6