Mathematics, 30.11.2020 21:40 lex3340
There are 60 students in the school band. 30% of them are sixth graders, 50% are seventh graders, and the rest are eighth graders. a. How many band members are sixth graders? b. How many band members are seventh graders? c. What percentage of the band members are eighth graders? Explain your reasoning.
Answers: 1
Mathematics, 21.06.2019 19:30
Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about maxβs data must be true? a) the median of maxβs data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
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Mathematics, 22.06.2019 00:30
You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25
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Mathematics, 22.06.2019 00:50
How does the graph of y = 3x compare to the graph of y = 3-x?
Answers: 1
There are 60 students in the school band. 30% of them are sixth graders, 50% are seventh graders, an...
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