3 years ago

A set of scores with a normal distribution has a mean of 50 and a

1 answer:

4 0

36, 43, 50, 57, 64

36 and 64 are two standard deviations out, so the empirical rule tells us 95% of scores will fall here with a normal distribution

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vfiekz [6]

Answer:

3. 18 + 18 + 7 + 7 = 50

4. 120 degrees

Step-by-step explanation:

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3 years ago

maksim [4K]

You have to get a common denominator so

3 x 3 = 9
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So now we have 9/15 + 4/15 which is 13/15.

The answer is 13/15

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ELEN [110]

If u put in a graphing calculator and look at the table you can plot the points given

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Mariana [72]

The answer is c. it’s 14

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WARRIOR [948]

Answer:

49.65-50.35

Step-by-step explanation:

0.7% of 50 is 0.35. We can find the range by first subtracting that from 50 which is 49.65, then adding it to get 50.35.

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3 years ago