Which of the following represent a line
1 answer:
Answer:
Hello!
There are multiple ways to tell a line from anything else, (segment, ray ex.)
A line never truely ends, and it is ALWAYS straight.
If it's:
~ Not straight
~ Has dots at ends
Then it's not a line
If it doesn't end, and is straight, then chances are, it is a line.
Take a look at the chart I have attached for different types of lines.
I hope this helped you, and have a great day!!!
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Answer: 1.303639
Step-by-step explanation:
The t-score for a level of confidence is given by :_
, where df is the degree of freedom and
is the significance level.
Given : Level of significance :
Then , significance level :
Sample size :
Then , the degree of freedom for t-distribution:
Using the normal t-distribution table, we have
Thus, the t-score should be used to find the 80% confidence interval for the population mean =1.303639