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3 years ago

11

I do not understand this question

1 answer:

12345 [234]3 years ago

4 0

Answer:

Step-by-step explanation:

I think not 100% syre but D, F

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Test scores are normally distributed with a mean of 100 and a standard deviation of 15. an individual's iq score is found to be

Mnenie [13.5K]

Z score=(data value-mean)/standard deviation
z=(90-100)/15=-0.6666666667

6 0

4 years ago

the distance between City A and B is 250 Miles. On a certain wall map this is represented by a length of 1.9 ft. On the map how

Pachacha [2.7K]

Answer:

2.66 ft

Step-by-step explanation:

250/1.9=.0076

.0076×350=2.66ft

8 0

3 years ago

Jessica has an account with a credit union. Her account earns 2.5% simple interest yearly. Exactly a year and a half ago, she op

elena55 [62]

Answer:

$22.5

Step-by-step explanation:

2.5% = .025

900 divided by 1.5 = 600

600 multiplied by .025 = 15

15 divided by .5 = 7.5

15 + 7.5 = 22.5

4 0

4 years ago

What is the vertex of g(x) = -3/? + 2<br> (3, -25)<br> (-3,-25)<br> (3,29)<br> (-3, 29)

Orlov [11]

Answer:

（3，-25）

Step-by-step explanation:

6 0

3 years ago

Use properties to find the sum or product of 93+(68+7)

zaharov [31]

93 + (68 + 7)
93 + 75
168

7 0

3 years ago