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ElenaW [278]
3 years ago
15

Astronauts increased in height by an average of approximately 40 mm during the Apollo-Soyuz missions, due to the absence of grav

ity compressing their spines during their time in space. To find out if something similar happens on Earth, a NASA experiment measured the heights of six men immediately before a three day bed rest. By the end of the third day, they had increased in height by an average of 14 mm, with a standard deviation of 0.66 mm. Find the 95% confidence interval for the change in height after 3 days of bed rest. Express your answer as lower bound to higher bound with one decimal place. Do not include units.
Mathematics
1 answer:
Komok [63]3 years ago
4 0

Answer:idk

Step-by-step explanation:

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To find the Area of the Cylinder or the coke can you would use the formula A=2πrh+2πr2. R being the radius and H being the height If you plug in the variables 3 for the radius and 8 for the height. You will get 207.35 and you will divide that by your total area. You can make 12(12.90089) cans with the allotted amounted of sheet metal.
4 0
4 years ago
HOW DO YOU SOLVE THIS PLZ EXPLAIN
Wewaii [24]
B i hope that is right
4 0
4 years ago
3/4 - 4z + 5/4z- 1/2 + 1/2z
NeX [460]
<span> 3/4-4z+5/4z-1/2+1/2z </span>Final result : 1 - 9z —————— 4

Step by step solution :<span>Step  1  :</span> 1 Simplify — 2 Skip Ad
<span>Equation at the end of step  1  :</span> 3 5 1 1 (((—-4z)+(—•z))-—)+(—•z) 4 4 2 2 <span>Step  2  :</span> 1 Simplify — 2 <span>Equation at the end of step  2  :</span> 3 5 1 z (((—-4z)+(—•z))-—)+— 4 4 2 2 <span>Step  3  :</span> 5 Simplify — 4 <span>Equation at the end of step  3  :</span> 3 5 1 z (((—-4z)+(—•z))-—)+— 4 4 2 2 <span>Step  4  :</span> 3 Simplify — 4 <span>Equation at the end of step  4  :</span> 3 5z 1 z (((— - 4z) + ——) - —) + — 4 4 2 2 <span>Step  5  :</span>Rewriting the whole as an Equivalent Fraction :

<span> 5.1 </span>  Subtracting a whole from a fraction 

Rewrite the whole as a fraction using <span> 4 </span> as the denominator :

<span> 4z 4z • 4 4z = —— = —————— 1 4 </span>
3 0
4 years ago
Divide and simplify. Give your answer using positive exponent. Leave your answer in exponential notation.
yaroslaw [1]

Answer:

14⁻⁵

Step-by-step explanation:

Dividing two exponents with the same base has the effect of <em>subtracting</em> the bottom exponent from the top one. Following that rule, we can simplify our fraction like this:

\dfrac{14^{-3}}{14^2}=14^{-3-2}=14^{-5}

3 0
3 years ago
Read 2 more answers
Suppose that $7000 is placed in a savings account at an annual rate of 5.6%, compounded semi-annually. Assuming that no withdraw
madreJ [45]

Answer:

2.5 years

Step-by-step explanation:

Amount= $8036

Principal= $7000

Rate =5.6%

t= ?

n= 2

A= P(1 + r/n)^nt

8036= 7000(1 + 0.028)^2t

1.148= (1 + 0.028)^2t

log(1.148) = log (1 + 0.028)^2t

0.05994= 2t × 0.01199

t= 2.5 years

8 0
3 years ago
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