Mathematics, 11.11.2019 19:31 EthanIsHyper
In a recent survey of 100 teens, the number wanting a new phone was 57. the number wanting a new television was 23. the number wanting both was 16. what is the ratio of the number of teens wanting neither a new phone nor a new television to the number of teens wanting a new phone or a new television?
Answers: 3
Mathematics, 20.06.2019 18:02, daedae11142
Twelve friends shared 8 small pizzas equally. how many pizzas did each person get?
Answers: 2
Mathematics, 22.06.2019 01:10, andrejr0330jr
Farmers know that driving heavy equipment on wet soil compresses the soil and injures future crops. here are data on the "penetrability" of the same type of soil at two levels of compression. penetrability is a measure of how much resistance plant roots will meet when they try to grow through the soil. compressed soil 2.85 2.66 3 2.82 2.76 2.81 2.78 3.08 2.94 2.86 3.08 2.82 2.78 2.98 3.00 2.78 2.96 2.90 3.18 3.16 intermediate soil 3.17 3.37 3.1 3.40 3.38 3.14 3.18 3.26 2.96 3.02 3.54 3.36 3.18 3.12 3.86 2.92 3.46 3.44 3.62 4.26 use the data, omitting the high outlier, to give a 95% confidence interval for the decrease in penetrability of compressed soil relative to intermediate soil. compute degrees of freedom using the conservative method. interval: to
Answers: 1
Mathematics, 22.06.2019 04:00, Paulalex8765
For what values of a is the sum of the fractions 2a−1 / 4 and a−1 /3 positive?
Answers: 2
In a recent survey of 100 teens, the number wanting a new phone was 57. the number wanting a new tel...
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