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Marat540 [252]
3 years ago
14

An airline records data on several variables for each of its flights: model of plane, amount of fuel used, time in flight, numbe

r of passengers, and whether the flight arrived on time. The number and type of variables recorded are
a. 1 categorical, 4 quantitative (1 discrete, 3 continuous)
b. 1 categorical, 4 quantitative (2 discrete, 2 continuous)
c. 2 categorical, 3 quantitative (1 discrete, 2 continuous)
d. 2 categorical, 3 quantitative (2 discrete, 1 continuous)
e. 3 categorical, 2 quantitative (1 discrete, 1 continuous)
Advanced Placement (AP)
1 answer:
storchak [24]3 years ago
5 0

Answer:

d

Explanation:

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Answer:

<em></em>

  • <em>There are 30 experimental units in the experiment, which are the 30: the thirty sheets of metal.</em>

Explanation:

This table shows you how the <em>experimental</em> units, <em>sheets of metal</em>, were treated:

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Paint A         5                     5               5                15

Paint B         5                     5               5                15

Total            10                   10              10               30

Fifteen sheets (units) were treated with <em>paint A</em>: 5 of metal 1, 5 of metal 2, and 5 of metal 3.

Fifteen sheets (units) were treated with <em>paint B</em>: 5 of metal 1, 5 of metal 2, and 5 of metal 3.

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