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Gelneren [198K]
3 years ago
7

What effect does blocking by gender have on the standard deviation of recumbent length for each​ gender?

Mathematics
1 answer:
jek_recluse [69]3 years ago
3 0
The standard deviation is lower for each group than it is for the groups combined.
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Please hellpppp meeeee I neeedddd it asap please please
Aleks04 [339]

5):  Rectangular  Flowerbed  

Total Area:

14m  *     10m

140m^2


Flower Bed Area:

10m  *   6m  

60m^2

Area of Path:

140m^2     -     60m^2

Answer  ======>    80m^2





4):  Area of Parallelogram:   4.5m^2

Area    =    B  *  H  =====>  2.5m *  1.8  ====> 4.5m^2

b  Base of the parallelogram  ====>   2.5m

h    Height  of the parallelogram ======>  1.8m

Answer   ======> Area ======>  4.5m^2



Hope that helps!!!!                                      Numbers 5 and 4 is done for you!!!!        

3 0
4 years ago
Evaluate each expression is a=3, b=6, c=5, and d=9<br> solve 6d-(c)(c)
wlad13 [49]

Answer:

29

Step-by-step explanation:

<u>Step 1:  Set d to 9 and c to 5 </u>

6d - (c)(c)

6(9) - (5)(5)

54 - 25

29

Answer:  29

5 0
4 years ago
PLEASE ANSWER THIS QUESTION RIGHT PLEASE Devante Has a lunch account in the school cafeteria. His starting balance at the beginn
Gnoma [55]

Answer:

C) The amount of money in his lunch account

Step-by-step explanation:

6 0
3 years ago
The price of a Blu-Ray disc player is $175. With the sales tax at
Luba_88 [7]

Answer:

$190.75

Step-by-step explanation:

$175 × 0.09 = $15.75

$175 + $15.75 = $190.75

6 0
2 years ago
The next model of a sports car will cost 12.8% less than the current model. The current model costs $38,000. How much will the p
GarryVolchara [31]

The cost of next model car is $ 33136.

Step-by-step explanation:

Given,

The cost of current model car is $38000

The next model car is 12.8% less than the current model.

To find the cost of next model

Formula

If the price of object is $x and it decreases r% for next year, the value o the object for next year is = $ x×(100-r)%

So,

The cost of next model = $ 38000×(100-12.8)%

= $ 38000×87.2%

= $ 33136

4 0
4 years ago
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