g to the principal of a local high school, around 62% versity do not complete their degree in 4 years. A cla to a 4-year university. Based on the data the princip by the end of 2024. Use the normal approximation probability that at least 151 HS graduates from the 024. t X be the number of graduates in the class of 2020 24. Describe the distribution of X and its paramete (n= X - Select an answer Select an answer FANTB Т e the random variable notation to symbolically expr the class of 2020 complete their degree by the end Select an answer Select an answer P(X<151)

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Chapter1: Starting With Matlab
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Question 3
According to the principal of a local high school, around 62% of their graduates who got admitted to a 4-
year university do not complete their degree in 4 years. A class of 2020 had 400 graduates that got
admitted to a 4-year university. Based on the data the principal expects that 38% of the class of 2020 will
graduate by the end of 2024. Use the normal approximation along with the continuity correction factor to
find the probability that at least 151 HS graduates from the class of 2020 will complete their degree by the
end of 2024.
• Let X be the number of graduates in the class of 2020 that complete their degree by the end of
2024. Describe the distribution of X and its parameters:
X Select an answer (n=
Select an answer
N
T
B
• Use the random variable notation to symbolically express the probability that at least 151 graduates
in the class of 2020 complete their degree by the end of 2024:
Select an answer
Select an answer
N
B
P(X≤151)
P(X2151)
P(X>151)
P(X<151)
• Let Y be a normal variable that will be used to approximate the probability in question. Find the
parameters of Y (round the answers to 2 decimal places):
Y~ Select an answer (=
Select an answer
F
• Use the correction for continuity:
• Use the random variable notation to symbolically express the approximate probability that at least
151 graduates in the class of 2020 complete their degree by the end of 2024:
Select an answer ✓
Select an answer
P(Y<151)
P(Y>151)
Select an answer
Select an answer
P =
P(Y<150.5)
P(Y>151.5)
P(Y<151.5)
P(Y>150.5)
• Find the probability (round the answer to 4 decimal places):
ர=
Transcribed Image Text:Question 3 According to the principal of a local high school, around 62% of their graduates who got admitted to a 4- year university do not complete their degree in 4 years. A class of 2020 had 400 graduates that got admitted to a 4-year university. Based on the data the principal expects that 38% of the class of 2020 will graduate by the end of 2024. Use the normal approximation along with the continuity correction factor to find the probability that at least 151 HS graduates from the class of 2020 will complete their degree by the end of 2024. • Let X be the number of graduates in the class of 2020 that complete their degree by the end of 2024. Describe the distribution of X and its parameters: X Select an answer (n= Select an answer N T B • Use the random variable notation to symbolically express the probability that at least 151 graduates in the class of 2020 complete their degree by the end of 2024: Select an answer Select an answer N B P(X≤151) P(X2151) P(X>151) P(X<151) • Let Y be a normal variable that will be used to approximate the probability in question. Find the parameters of Y (round the answers to 2 decimal places): Y~ Select an answer (= Select an answer F • Use the correction for continuity: • Use the random variable notation to symbolically express the approximate probability that at least 151 graduates in the class of 2020 complete their degree by the end of 2024: Select an answer ✓ Select an answer P(Y<151) P(Y>151) Select an answer Select an answer P = P(Y<150.5) P(Y>151.5) P(Y<151.5) P(Y>150.5) • Find the probability (round the answer to 4 decimal places): ர=
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