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aly02
09.07.2019 •
Mathematics
Shanda's age is four more than than three times sherita age.write an equation for shandas ages.solve if sherita is 3 years old
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Ответ:
Ответ:
3x +4= shandas age
shandas age =3*3+4= 9+4= 13
Ответ:
The coach should start recruiting players with weight 269.55 pounds or more.
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 225 pounds
Standard Deviation, σ = 43 pounds
We are given that the distribution of weights is a bell shaped distribution that is a normal distribution.
Formula:
We have to find the value of x such that the probability is 0.15
Calculation the value from standard normal z table, we have,
Thus, the coach should start recruiting players with weight 269.55 pounds or more.