MMS_7Math SP4

Quiz by Jaclyn McAllister

Mathematics
North Carolina Standard Course of Study

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5 questions
• Q1
Based on the data, which statement about Odessa’s and Randall’s scores is true?
Randall is generally better at the game than Odessa because his median score is higher than Odessa’s median score.
Odessa is generally worse at the game than Randall because her median score is lower than Randall’s median score.
Odessa is less consistent at the game than Randall because the variability of her scores is greater than the variability of Randall’s scores.
Randall is more consistent at the game than Odessa because the variability of his scores is greater than the variability of Odessa’s scores.
30s
• Q2
If the contractor wants to make the greatest salary, is the information useful to help make a decision, and why?
No. The median salary is the middle salary but does not give the contractor any idea what salary he or she will receive.
Yes. The median salary is the starting salary, so the contractor will make more money at Company Y compared to Company X.
Yes. The contractor will be paid more at Company Y.
No. The median salary is the starting salary, and the contractor needs to know how much he or she will receive after several years at the company.
30s
• Q3
Based on the data sets, which measure of center will provide the most accurate estimation of the profit earned by each company, and why?
The mean; the data sets have outliers that will affect the median.
The median; both companies have the same number of values in the data set.
The mean; both companies have the same number of values in the data set.
The median; the data sets have outliers that will affect the mean.
30s
• Q4
Which statement about the medians of the data sets is true?
The median score in the Period 3 group is 6 points greater than the median score in the Period 1 group.
The median score in the Period 3 group is 5 points greater than the median score in the Period 1 group.
The median score in the Period 1 group is 5 points greater than the median score in the Period 3 group.
The median score in the Period 1 group is equal to the median score in the Period 3 group.
30s
• Q5
Which statement about the medians of the data sets is true?
The median age at Table 2 is 1.5 years greater than the median age at Table 1.
The median age at Table 2 is 2 years greater than the median age at Table 1.
The median age at Table 1 is 1.5 years greater than the median age at Table 2.
The median age at Table 1 is equal to the median age at Table 2.
30s

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