Answer:
I got 2 km per hour
Step-by-step explanation:
The answer would be 78 because 10% of 60 is 6. 6 x 3 = 18 60+18=78
Answer:
A
Step-by-step explanation:
Because I know how to do it
Answer: 4 1/10g^5+5 1/4
Step-by-step explanation:
Answer:

Step-by-step explanation:
The missing parameters are:
--- population
--- population mean
-- population standard deviation
Required

First, calculate the sample standard deviation




Next, calculate the sample mean 

So:

So, we have:



Calculate the z score




So, we have:

From the z table

So:
