PLS HURRY I NEED AN EXPLANATION!!!!
2 answers:
Answer: so if you have a right triangle and only know the horizontal and vertical lines you would which equal 13 and 12 you would find those squared which are, 169 and 144. Add those together. 313. Then get the square root of 313. Which is rounded 17.7. So the answer to the hypotenuse is 17.7
Step-by-step explanation:
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Answer:
The 95% confidence interval
Step-by-step explanation:
From the question we are told that
The sample mean is
The standard deviation is
The sample size is n = 8
Given that the confidence level is 95% then the level of significance is
=>
Generally from the normal distribution table the critical value of is
Generally the margin of error is mathematically represented as
=>
=>
Generally 95% confidence interval is mathematically represented as
=>
=>
ANSWER
The product is
EXPLANATION
To find the product of
and
means we should multiply the two fractions.
We multiply to obtain,
Cancel the common factors:
Now, multiply the numerators separately and the denominators too separately.
This simplifies to,