Mathematics, 29.10.2019 00:31 aliay6857
At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply:
a:
the swimmers had faster times on average in the final round.
b:
the times in the final round vary noticeably more than the times in the semifinal round.
c:
none of the above.
Answers: 1
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The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.
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The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.
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Mathematics, 21.06.2019 17:00
You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?
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At the olympic games, many events have several rounds of competition. one of these events is the men...
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