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DiKsa [7]
3 years ago
13

Helo me please! if you dont know the answer please don't answer it!

Mathematics
1 answer:
xenn [34]3 years ago
4 0

Answer:

there is no question

Step-by-step explanation:

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Recall the chapter example which described the fact that the mean IQ in large, diverse populations is 100 and the standard devia
vova2212 [387]

Answer:

The margin of error for the 99% confidence level for this sample is ±2.23.

None of the given figures is close to the answer:

E. None of the above

Step-by-step explanation:

margin of error (ME) around the mean can be calculated using the formula

ME=\frac{z*s}{\sqrt{N} } where

  • z is the corresponding statistic of the 99% confidence level (2.576)
  • s is the population IQ standard deviation (15)
  • N is the sample size (300)

Using these numbers we get:

ME=\frac{2.576*15}{\sqrt{300} }  ≈ 2.23

7 0
2 years ago
A triangular window pane has a base of 30 inches and a height of 24 inches.What is the area of the window pane?
densk [106]

54 or it 180 i got 54 by adding 30 and 24in and got 180 by multiplying

8 0
2 years ago
Read 2 more answers
Two angles are complementary. The measure of the larger angle is 10 more than 4 times the measure of the smaller angle. Find the
slamgirl [31]

Answer:

16 = small

74 = big

Step-by-step explanation:

4x+10 = big angle

x = small angle

4x+10+x = 90

5x+10 = 90

5x = 80

x = 16

4 x 16 + 10 = 74

Avocado out!!!!!!!!!

3 0
3 years ago
Read 2 more answers
Determine the slope of the line that has the following coordinates: (-3,6) (4,-2)
AveGali [126]
-8/7 is the correct answer.
6 0
3 years ago
Describe how to use a ten fact to find the difference for fifteen take away eight
sertanlavr [38]
15 - 8

8 + 2 is 10, so there are 5 leftover. 2 + 5 is 7, so 8 + 7 is 15.
6 0
3 years ago
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