Answer: try searching It up on go0gle
Step-by-step explanation:
Answer:
x = 2
Step-by-step explanation:
19x - 7x + 8x = 48 - 8
20x = 40
20x/20 = 40/20
x =2
Answer:
Thankkkkkkkkkkkkkkkkk youuuuuuuuuuuuuuu!!!!!!!!
Step-by-step explanation:
Have a blessed day!!!!!
-485 is the answer because if you solve the equation that is what you get
Answer: 1.300228
Step-by-step explanation:
The t-score we use for the confidence interval is two-tailed , i.e. the t-score should be used to find a () is given by :-
, where n is the sample size.
Given : Level of confidence:
Significance level :
Sample size : n= 47
Then, degree of freedom :
Now by using standard normal t-distribution table,
Hence, the t-score should be used to find a 80% confidence interval estimate for the population mean = 1.300228