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Mekhanik [1.2K]

3 years ago

13

The mean score on a physics test was 75 points. Amy’s score was 67 points, which was 2 standard deviations below the mean. What

is the variance of the data set?

2 answers:

slavikrds [6]3 years ago

7 0

Answer:

D

Step-by-step explanation:

nordsb [41]3 years ago

5 0

Answer:

D.16

Step-by-step explanation:

took the Unit test 100%

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Step-by-step explanation:

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What is the highest common factor of 135 and 81

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$135|3\\.\ 45|
3\\.\ 15|3\\.\ \ 5|5\\.\ \ 1|\\135=\fbox3\cdot\fbox3\cdot\fbox3\cdot5\\\\81|3\\27|3\\.\ 9|3\\.\ 3|3\\.\ 1|\\81=\fbox3\cdot\fbox3\cdot\fbox3\cdot3\\\\the\ highest\ common\ factor\ of\ 135\ and\ 81\\\\=\fbox3\cdot\fbox3\cdot\fbox3=\boxed{\boxed{27}}$

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4 years ago

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mixer [17]

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Step-by-step explanation:

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3 years ago

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The record low for Florida is 2 degrees below zero Fahrenheit and was set on February 13, 1899. The record high is 109 degrees F

jarptica [38.1K]

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4 years ago

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