Mathematics, 30.03.2021 22:40 aaron2113
The table shows the number of hours spent practicing singing each week in three samples of 10 randomly selected chorus members.
Which statement is most accurate based on the data?
A). A prediction based on the data is reliable, because the means of
the samples are close together.
B). A prediction based on the data is reliable because each sample
has 10 data points.
C). A prediction based on the data is not completely reliable, because
the means are not the same.
D.) An predition based on the data is not completely reliable, because
the means of samples 1 and 2 are greater than 9 and the mean of
sample 3 is less than 9.
Answers: 3
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You have 37 coins that are nickels, dimes, and pennies. the total value of the coins is $1.55. there are twice as many pennies as dimes. find the number of each type of coin in the bank.
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The table shows the number of hours spent practicing singing each week in three samples of 10 random...
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