mookiejacks
05.05.2020 •
Mathematics
1. A weather station in a major city in the Northwest kept data about the weather conditions over the past year. The probabilities are displayed in the table below:
Hot Mild Cold
Sunny 0.15 0.30 0.10
Cloudy 0.10 0.25 0.10
If a random day is chosen from this data, what is the probability that the day was hot or sunny?
0.10
0.15
0.30
0.65
2. A local university wanted to understand what students prefer to eat during finals. They asked 1,000 students, "Do you prefer chicken, burgers, or pizza?" The results of the survey are shown in the two-way table below:
Chicken Burgers Pizza
Male 127 218 125
Female 219 192 119
What is the probability that a person chosen at random from this survey prefers pizza, given that they are female? Round your answer to the nearest tenth.
11.9%
12.5%
22.5%
48.8%
Solved
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Ответ:
Step-by-step explanation:
D) 1.02 × 10⁹ kL
Hope it helps you