Standard Deviation

Question 1

Which statements are true about the data sets? Check all that apply.

Revolt · Accepted Answer

Set B has the same mean and median.; Set A is left skewed.; The median of set A is larger than the mean of set A.

Question 2

She did not find the correct difference of 89 – 78. She divided by 5 instead of 4.✔ She put the negative sign for the 32 outside the parentheses.She forgot to take the square root of –135.6.

Revolt · Accepted Answer

✔ She put the negative sign for the 32 outside the parentheses.

Question 3

Adimas found the mean of her 11 math test scores for the first semester.

Revolt · Accepted Answer

σ2 =: 71.36; σ =: 8.45

Question 4

8.40✔ 8.458.829.00

Revolt · Accepted Answer

✔ 8.45

Question 5

Question 86921

Revolt · Accepted Answer

86921

Question 6

Which statements are true about the curve? Check all that apply.

Revolt · Accepted Answer

The variance of the data is 49.; The median is 64.; The data point 50 is two standard deviations away from the mean.

Question 7

Which statement is most likely to be true?

Revolt · Accepted Answer

The scores from Mrs. Rijo’s class are the closest to the class mean.

Question 8

Adimas found the mean of her 11 math test scores for the first semester.

Revolt · Accepted Answer

✔ 71.36; σ2 =: 71.36; σ =: 8.45

Standard Deviation Answers

More from this Course

TRY EDGENUITY HACKS