Mathematics, 25.01.2022 14:00 middlegirlrule9453
According to a survey, about 47% of U. S. adults make a phone call each day. (Pew
Research Center). You ask 5 randomly chosen U. S. adults whether they made a phone
call the previous day.
1.0-
Use the following formula to answer the following questions.
K and r= number of successes, n = number of people surveyed,
p= Probability.
P(k successes) = Cr pi(1 - p)n-k
.8
.6
a) Draw a histogram of the binomial distribution for your survey.
b)
What is the most likely outcome?
c) What is the probability that at most 2 people have sent a text?
Answers: 3
Mathematics, 21.06.2019 18:00
A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees
Answers: 2
Mathematics, 21.06.2019 18:40
The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?
Answers: 2
According to a survey, about 47% of U. S. adults make a phone call each day. (Pew
Research Center)...
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