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Art [367]
3 years ago
8

Please need help on this

Mathematics
2 answers:
konstantin123 [22]3 years ago
8 0
27.2-(2*7.9)=11.4
11.4/2=5.7
schepotkina [342]3 years ago
6 0
The length of the rectangle is 5.7 feet.
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How do economists measure a nation's standard of living
castortr0y [4]

Answer:

A was not correct for Plato

Step-by-step explanation:

A. by calculating GDP per person - Not correct on Plato

B. by calculating per capita income

C. by calculating average personal income

7 0
3 years ago
Find the number that completes the equation.
Alja [10]
What you have to do is multiply 5 on each sides on the equation. Next, you cross out the 2 gives on the left side. Bring down the 6+y and 6 times 5 equals 30. So your equation would be 6+y=30. Then, you subtract 6 from both sides and cross out the 6’s on the left side... Bring down your “y” and 30-6=24. So y=24

5 0
3 years ago
High cholesterol level in people can be reduced by exercise or by drug treatment. A pharmaceutical company has developed a new c
Crazy boy [7]
<span>a) Explain how you would carry out a completely randomized experiment for the study
- The volunteers will be listed alphabetically and assigned a number from 1 to n. Using the random selection method, select the persons at half of the population and assign them as the treatment group getting the new medication. The remaining population will be under the current medication. Measure everyone's cholesterol level and apply the needed medication for several months. Apply the process and compare the results.

</span><span>b) Describe an experimental design that would improve the design in (a) by incorporating blocking</span><span>
- The best design would be to block by cholesterol levels (ie, High, Moderately High, Very High)

</span> c) Can the experimental design in (b) be carried out in a double blind manner? 
Yes, everyone in each block randomly assigned to a treatment so volunteers are not aware of the medication they are receiving while administrators do not know what medication they are giving.
6 0
3 years ago
Danica has laid out floor tiles so they form a rectangle with a perimeter of 18 inches. what is the difference between the great
Keith_Richards [23]
I believe this is right:
Least: 8 (length) x 1 (width) = 8
Greatest: 5 (length) x 4 (width) = 20
Difference: 20 - 8 = 12
3 0
3 years ago
How many ways are there to elect a president, vice-president, and a treasurer from a club of 8 students?
Klio2033 [76]
First the number of ways of selecting 3 students out of 8 is 8*7*6/(3*2*1)=56.
There are 6 ways of arranging the officers, so the total number of ways is 6*56=336
7 0
3 years ago
Read 2 more answers
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