Answer:
Jang wang ching chang hshahhsb
Answer:
5 tacos for 2 guests would mean more for each person, while 2 tacos for 5 guests would mean less for each person
It would be (all under a big square root) (-7-5)squared + (3+2) squared. This equals to about root 169
Answer:
Variance = 4.68
Step-by-step explanation:
The formula for the variance is:

Where:

The mean can be calculated as each value multiplied by its probability


Replacing the mean and the summatory of X:
