Mathematics, 24.12.2019 01:31 amberskids2
Each day, a weather forecaster predicts whether or not it will rain. for 80% of rainy days, she correctly predicts that it will rain. for 90% of non-rainy days, she correctly predicts that it will not rain. suppose that 10% of all days are rainy and 90% of all days are not rainy.(a) what proportion of the forecasts are correct? (b) another forecaster always (100%) predicts that there will be no rain. what proportion of these forecasts are correct?
Answers: 2
Mathematics, 20.06.2019 18:04
What number must you add to complete the square x^2+12x=16
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Mathematics, 21.06.2019 19:30
Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.
Answers: 1
Mathematics, 21.06.2019 21:00
Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with
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Each day, a weather forecaster predicts whether or not it will rain. for 80% of rainy days, she corr...
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