Post a New Question

pre algebra

posted by on .

find the mean, median and mode of the quiz scores 74, 85, 89, 93, 85 & 90.

  • pre algebra - ,

    For the mean, add these numbers together and divide by 6.

    For the median, arrange the numbers in order.

    74, 85, 85, 89, 90, 93

    The middle number is the median. In this case -- it's half way betwen 85 and 89 -- 87.

    This site explains all three of these terms.

    http://www.purplemath.com/modules/meanmode.htm

  • pre algebra - ,

    thank u

  • pre algebra - ,

    for the mean i got 86, median 89 and mode 85

  • pre algebra - ,

    I already told you the median.

    The other two are correct.

  • pre algebra - ,

    With a mean of 72, and SD of 10 of High temprature:
    Temprature of 93 is how many SD above mean?
    Temprature of 54 is how many SD below mean?
    Show your calculations.

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question