Answer:

Step-by-step explanation:
Given claim : From the time shoots are planted 90 days on average are required to obtain the first berry.
. The sample mean is 92.3 days. The corporation wants to know if the mean number of days is different from the 90 days claimed.
As we know that the null hypotheses shows there is no statistical difference between the groups but the alternative hypothesis is opposite to it, it shows there is difference.
Thus , the correct hypotheses will be :-

Answer:
On the left, the first one goes with -3, the second one goes with 3, the third goes with -3, the 4th goes with 3, and the bottom one goes with 3.
Step-by-step explanation:
There is on equation to solve for x so I think it is wrong
12 2/5 - 4 4/6 = ?
Whole number: It cannot be a whole number, since it is a repeating decimal. As a repeating decimal, it is 7.7333333333333 and so on. If you round it to the ones place, it would become 8. As a simplified decimal, it would be 7.7
Fraction: 7 11/15
HOPE THIS HELPED. ;-)
Answer: 1. 1,0 2. -1,9 3.-20
Step-by-step explanation: