Answer:
Temperature => 10F
Step-by-step explanation:
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Mark brainliest if this helped!
Answer:
Step-by-step explanation:
The number of adults that use smartphones in meetings or classes follows a binomial distribution. So, the probability that x adults use their smartphones in meetings or classes is calculated as:
Where, n is the number of identical and independents events, in this case, 7 adults with smartphones. p is the probability of success or the probability that the adult use the smartphone in meeting or classes, in this case, p is equal to 0.58
So, replacing values, we get that the probability that x adults use their smartphones in meetings or classes is:
Now, the probability that at least 2 of them use their smartphones in meetings or classes is calculated as:
Where:
Finally, is equal to:
Step-by-step explanation:
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40+2 is a answer to your problem