Mathematics, 30.03.2021 22:40 hdjsjfjruejchhehd
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.) A prediction 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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Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250
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You went to a restaurant and spent $53.25 on the meal. there was a 6% sales tax. what was the amount of money, not including a tip, you spent at the restaurant?
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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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