anonymous
  • anonymous
Latisha's friend Brandee forgot to take a make-up test and had these scores: 80%,92%,91%,75%,89,84%,0%,and 85%
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
A. Calculate Brandees's mean. Does this mean score really represent her abilities? why or why not?
anonymous
  • anonymous
A. 74.5%. No, because she consistently scores above 80%
tkhunny
  • tkhunny
There is nowhere near enough information to state that a single value represents a person's abilities. It is highly unlikely that it is so. Utterly silly question.

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anonymous
  • anonymous
Ok Um thanks b.Brandee persuaded her teacher ,Ms. Juarez, to allow her to make up the missed test. Branded's score was 78% calculate her new mean ....Is her new mean 84%?
anonymous
  • anonymous
Am I right ^-^?
anonymous
  • anonymous
84.25% is the new mean, but do you round? I don't think so because it does not say that in the directions
anonymous
  • anonymous
Oh Um no
anonymous
  • anonymous
so u don't round :)
anonymous
  • anonymous
c. What difference did the 0% score make? Does this new mean represent Brandee's ability more accurately?
anonymous
  • anonymous
It lowered her mean a lot. Yes
anonymous
  • anonymous
Thank you! ^_^
anonymous
  • anonymous
yeah u are so welcome :)

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