Use the normal approximation to find the indicated probability. The sample size is n, the population...
Use the normal approximation to find the indicated probability.
The sample size is n, the population proportion of successes is p,
and X is the number of successes in the sample.
n = 90, p = 0.56: P(45 < X < 58)
Group of answer choices
0.0655
0.7853
0.1492
0.9345
Homework Answers
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Use the normal approximation to find the indicated probability.
The sample size is n, the population...
Below, n is the sample size, p is the population proportion of successes, and X is...
Below, n is the sample size, p is the population proportion of successes, and X is the number of successes in the sample. Use the normal approximation and the TI-84 Plus calculator to find the probability. Round the answer to at least four decimal places. ol. F loa n=88, p=0.49 P(x>36)
Question 1 of 2 (1 point) Attempt 1 of Unlimited 7.5 Section Exercise Below, n is...
Question 1 of 2 (1 point) Attempt 1 of Unlimited 7.5 Section Exercise Below, n is the sample size, p is the population proportion of successes, and X is the number of successes in the sample. Use the normal approximation and the TI-84 Plus calculator to find the probability. Round the answer to at least four decimal places. n=80, p=0.45 P(X<42) -
Estimate the indicated probability by using the normal distribution as an approximation to the binomial distribution....
Estimate the indicated probability by using the normal distribution as an approximation to the binomial distribution. Estimate P(6) for n = 18 and p = 0.4 Group of answer choices a) 0.8513 b) 0.1608 c) 0.1015 d) 0.1958
Question Help Use a normal approximation to find the probability of the indicated number of voters....
Question Help Use a normal approximation to find the probability of the indicated number of voters. In this case, assume that 157 suppose a previous study showed that among eligible voters aged 18-24, 22% of them voted eligible votors aged 18-24 are randomly selected. ncement Probability that exactly 40 voted ments The probeblity that exacty 40 of 157 eligible voters voted is ets(Round to four decimal places as needed.) probability that exacty 40 of 157 eligible voters voted is Plan...
1)A sample of size 50 will be drawn from a population with mean 73 and standard...
1)A sample of size 50 will be drawn from a population with mean 73 and standard deviation 8. Find the 19th percentile of . Group of answer choices 73.8 75.8 75.7 72.0 2)Use technology to solve the following problem: A certain car model has a mean gas mileage of 33 miles per gallon (mpg) with a standard deviation A pizza delivery company buys 48 of these cars. What is the probability that the average mileage of the fleet is between...
Suppose a simple random sample of size n=1000 is obtained from a population whose size is...
Suppose a simple random sample of size n=1000 is obtained from a population whose size is N=1,000,000 and whose population proportion with a specified characteristic is p=0.56. Complete parts (a) through (c) below Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2) (a) Describe the sampling distribution of p O A. Approximately normal, A=0.56 and CAR 0.0005 OB. Approximately normal, Ha=0.56 and 0.0002 &c. Approximately normal, p=0.56...
The probability is Use the normal approximation to the binomial to find the probability for n-50,...
The
probability is
Use the normal approximation to the binomial to find the probability for n-50, p 0.6, and X = 31, Round~-value calculations to 2 decimal places and final answer to 4 decimal places. The probability is
Assuming the population has an approximate normal distribution, if a sample size n=22 has a sample...
Assuming the population has an approximate normal distribution, if a sample size n=22 has a sample mean ¯x=45 with a sample standard deviation s=9, find the margin of error at a 90% confidence level. Round the answer to two decimal places.
Use the normal approximation to the binomial to find the probability for n 52,p 0.7, and...
Use the normal approximation to the binomial to find the probability for n 52,p 0.7, and X s40. Roundz-value calculations to 2 decimal places and final answer to 4 decimal places. The probability is 0.8951 -]
Suppose a simple random sample of size n=1000 is obtained from a population whose size is...
Suppose a simple random sample of size
n=1000
is obtained from a population whose size is
N=1,000,000
and whose population proportion with a specified characteristic
is
p=0.22.
Complete parts (a) through (c) below.
(a) Describe the sampling distribution of
p. Awnser all the questions correctly awnser part A part B and
part C
$8:45 PM Suppose a simple random sample of size n = 1000 is obtained from a population whose size is N = 1,000,000 and whose population proportion...
Below, n is the sample size, p is the population proportion of successes, and X is the number of successes in the sample. Use the normal approximation and the TI-84 Plus calculator to find the probability. Round the answer to at least four decimal places. ol. F loa n=88, p=0.49 P(x>36)
Question 1 of 2 (1 point) Attempt 1 of Unlimited 7.5 Section Exercise Below, n is the sample size, p is the population proportion of successes, and X is the number of successes in the sample. Use the normal approximation and the TI-84 Plus calculator to find the probability. Round the answer to at least four decimal places. n=80, p=0.45 P(X<42) -
Question Help Use a normal approximation to find the probability of the indicated number of voters. In this case, assume that 157 suppose a previous study showed that among eligible voters aged 18-24, 22% of them voted eligible votors aged 18-24 are randomly selected. ncement Probability that exactly 40 voted ments The probeblity that exacty 40 of 157 eligible voters voted is ets(Round to four decimal places as needed.) probability that exacty 40 of 157 eligible voters voted is Plan...
Suppose a simple random sample of size n=1000 is obtained from a population whose size is N=1,000,000 and whose population proportion with a specified characteristic is p=0.56. Complete parts (a) through (c) below Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2) (a) Describe the sampling distribution of p O A. Approximately normal, A=0.56 and CAR 0.0005 OB. Approximately normal, Ha=0.56 and 0.0002 &c. Approximately normal, p=0.56...
The
probability is
Use the normal approximation to the binomial to find the probability for n-50, p 0.6, and X = 31, Round~-value calculations to 2 decimal places and final answer to 4 decimal places. The probability is
Use the normal approximation to the binomial to find the probability for n 52,p 0.7, and X s40. Roundz-value calculations to 2 decimal places and final answer to 4 decimal places. The probability is 0.8951 -]
Suppose a simple random sample of size
n=1000
is obtained from a population whose size is
N=1,000,000
and whose population proportion with a specified characteristic
is
p=0.22.
Complete parts (a) through (c) below.
(a) Describe the sampling distribution of
p. Awnser all the questions correctly awnser part A part B and
part C
$8:45 PM Suppose a simple random sample of size n = 1000 is obtained from a population whose size is N = 1,000,000 and whose population proportion...
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