The mean of the combined group is 71.3 --- hope this helps
Answer:
6 and 0.06.
Step-by-step explanation:
One combination is 6 and 0.36 / 6 = 0.06.
<span>it means minus - plus so when you see this you do both minus and plus operations <span>3<span> ∓ </span><span>5 = -2 and 8 ik yours is upside down but it still means the same thing</span></span></span>