SAT, 17.08.2020 01:01 sophiamoser
In a pizza takeout restaurant, the following probability distribution was obtained. The random variable X represents the number of toppings for a large pizza. Find the mean and standard deviation for the random variable X. x pr(X=x) 0 0.30 1 0.40 2 0.20 3 0.06 4 0.04
Answers: 2
SAT, 25.06.2019 22:00
Tortoise shells and snail shells are similar in function: they protect the organism from predators. based on a comparison of the organisms in the images, what can you conclude? 1. tortoises and snails have homologous organs, and they’re evolutionarily related. 2. tortoises and snails have homologous organs, and they belong to same species. 3. tortoises and snails have analogous organs, and they belong to the same species. 4. tortoises and snails have analogous organs, and they don’t belong to the same species. 5. tortoises and snails have analogous organs, and they aren’t evolutionarily related.
Answers: 1
SAT, 01.07.2019 13:40
Which economic system is supported by this passage’s main argument? mixed market economy traditional economy closed economy command economy
Answers: 2
In a pizza takeout restaurant, the following probability distribution was obtained. The random varia...
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