Future scientists: Education professionals refer to science, technology, engineering, and mathematics as the STEM disciplines. A research group reported that 27% of freshmen entering college in a recent year planned to major in a STEM discipline. A random sample of 80 freshmen is selected. Round the answer to at least four decimal places. Part 1 of 6 Is it appropriate to use the normal approximation to find the probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline? appropriate to use the normal curve, since np = 21.6 It is and n (1 - p) Part 2 of 6 Part: 2 / 6 Part 3 of 6 Part: 3 / 6 Find the probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline. The probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline is. Part 4 of 6 ▼ 10 58.4 2 ▼10. Part: 4 / 6 A new sample of 130 freshmen is selected. Find the probability that less than 28% of the freshmen in this new sample are planning to major in a STEM discipline. The probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline is Part 5 of 6 The probability that the proportion of individuals in the sample of 130 who plan to major in a STEM discipline is between 0.31 and 0.35 is X X Find the probability that the proportion of freshmen in the sample of 130 who plan to major in a STEM discipline is between 0.31 and 0.35. The probability that more than 32% of the freshmen in the sample of 130 are planning to maior in a STEM discipline is X S X Find the probability that more than 32% of the freshmen in the sample of 130 are planning to major in a STEM discipline. X

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Author:Amos Gilat
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Part 4,5,6

Future scientists: Education professionals refer to science, technology, engineering, and mathematics as the STEM
disciplines. A research group reported that 27% of freshmen entering college in a recent year planned to major in a STEM
discipline. A random sample of 80 freshmen is selected. Round the answer to at least four decimal places.
Part 1 of 6
Is it appropriate to use the normal approximation to find the probability that less than 28% of the freshmen in the
sample are planning to major in a STEM discipline?
appropriate to use the normal curve, since np = 21.6
It is
and n (1 p) = 58.4 >
Part 2 of 6
Part: 2 / 6
Part 3 of 6
Find the probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline.
The probability that less than 28% of the freshmen in the sample are planning to major
in a STEM discipline is
Part: 3 / 6
Part 4 of 6
10
A new sample of 130 freshmen is selected. Find the probability that less than 28% of the freshmen in this new sample
are planning to major in a STEM discipline.
The probability that less than 28% of the freshmen in the sample are planning to major
in a STEM discipline is
Part: 4 / 6
10.
The probability that the proportion of individuals in the sample of 130 who plan to
major in a STEM discipline is between 0.31 and 0.35 is
Part 5 of 6
X
Find the probability that the proportion of freshmen in the sample of 130 who plan to major in a STEM discipline is
between 0.31 and 0.35.
Part: 5 / 6
Part 6 of 6
X
X
X
Find the probability that more than 32% of the freshmen in the sample of 130 are planning to major in a STEM
discipline.
The probability that more than 32% of the freshmen in the sample of 130 are planning
to major in a STEM discipline is
X
Ś
Would it be unusual if less than 22% of the freshmen in the sample of 130 were planning to major in a STEM
discipline?
It (Choose one)
be unusual if less than 22% of the freshmen in the sample of 130
were planning to major in a STEM discipline, since the probability is
olo
%
Transcribed Image Text:Future scientists: Education professionals refer to science, technology, engineering, and mathematics as the STEM disciplines. A research group reported that 27% of freshmen entering college in a recent year planned to major in a STEM discipline. A random sample of 80 freshmen is selected. Round the answer to at least four decimal places. Part 1 of 6 Is it appropriate to use the normal approximation to find the probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline? appropriate to use the normal curve, since np = 21.6 It is and n (1 p) = 58.4 > Part 2 of 6 Part: 2 / 6 Part 3 of 6 Find the probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline. The probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline is Part: 3 / 6 Part 4 of 6 10 A new sample of 130 freshmen is selected. Find the probability that less than 28% of the freshmen in this new sample are planning to major in a STEM discipline. The probability that less than 28% of the freshmen in the sample are planning to major in a STEM discipline is Part: 4 / 6 10. The probability that the proportion of individuals in the sample of 130 who plan to major in a STEM discipline is between 0.31 and 0.35 is Part 5 of 6 X Find the probability that the proportion of freshmen in the sample of 130 who plan to major in a STEM discipline is between 0.31 and 0.35. Part: 5 / 6 Part 6 of 6 X X X Find the probability that more than 32% of the freshmen in the sample of 130 are planning to major in a STEM discipline. The probability that more than 32% of the freshmen in the sample of 130 are planning to major in a STEM discipline is X Ś Would it be unusual if less than 22% of the freshmen in the sample of 130 were planning to major in a STEM discipline? It (Choose one) be unusual if less than 22% of the freshmen in the sample of 130 were planning to major in a STEM discipline, since the probability is olo %
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