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rjkz [21]
3 years ago
11

A survey claims that 9 out of 10 doctors (i.e., 90% recommend brand z for their patients who have children. to test this claim a

gainst the alternative that the actual propo rtion of doctors who recommend brand z is less than 90%, a random sample of 100 doctors results in 93 who indicate that they recommend brand z. the test statistic in this problem is approximately (round to the nearest hundredth:
Mathematics
1 answer:
iris [78.8K]3 years ago
6 0
OK 100% of doctors in the mid-1800s found to be correct and all surgeries
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Lucy is driving to her aunt's house. The table shows the amount of gasoline in Lucy's car after the given number of hours drivin
AlladinOne [14]

Answer:

the answer is b 12

Step-by-step explanatio

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2 years ago
HELPP FOR BRAINLEST RIGHT NOW!!!!
Verdich [7]

Answer: Counter, 0, 0.

Step-by-step explanation:

Think about a clock. The hand of a clock goes clockwise. When you tighten something (righty tighty) you spin it clockwise. You can rotate an object, lets say a square, clockwise. You can also rotate it counterclockwise, in the other direction. Therefore, you can rotate an object clockwise and <u>counter</u>clockwise.

You can rotate a figure around any point, such as the center of the figure, the origin, or anywhere else. One common place to rotate a figure around, such as a square, is the origin. This is the center of the coordinate plane. This point is not up, down, left, or right at all from the center. This coordinate is (0, 0). Therefore, the next two blank spaces should both be filled with 0.

The blank spaces should look like this:

One direction is clockwise and the other is <u>counter</u>clockwise.

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This can be any coordinate point such as the origin which is at (<u> </u><u>0</u><u> </u>, <u>0</u><u> </u>)

5 0
2 years ago
Solve |x| – 17 = 60<br> What is the correct answer
Kazeer [188]

Answer:

x = 77,  x = -77

Step-by-step explanation:

|x| – 17 = 60

Add 17 to each side

|x| – 17+17 = 60+17

|x|  = 77

The absolute value equation has two solutions, one positive and one negative

x = 77,  x = -77

4 0
3 years ago
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Sally is buying new school supplies she uses a 15% off coupon on the set of markers that was originally $3 she also bought some
timurjin [86]
[(100-15)/100 * $3]
= $2.55
$5.35 - $2.55
= $2.80 |80% paper|

80/100 = 2.80/x
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4x = 14
x = 3.5

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2 years ago
6 - 6x = 4x - 44<br> What’s the answer
Alexus [3.1K]
X = 5
Isolate the variable by dividing each side by factors that don’t contain the variable.
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3 years ago
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