Please answer a-b KThe length of human pregnancies is approximately normal with mean μ = 266 days and standard deviation = 16 days. Complete parts (a) through (f).(b) Suppose a random sample of 25 human pregnancies is obtained. Describe the sampling distribution of the sample mean length of pregnancies.The sampling distribution of x iswith Hand =(Type integers or decimals rounded to four decimal places as needed.)(c) What is the probability that a random sample of 25 pregnancies has a mean gestation period of 261 days or less?The probability that the mean of a random sample of 25 pregnancies is less than 261 days is approximately(Round to four decimal places as needed.)Interpret this probability. Select the correct choice below and fill in the answer box within your choice.(Round to the nearest integer as needed.)OA. If 100 independent random samples of size n = 25 pregnancies were obtained from this population, we would expectof 261 davs or less.sample(s) to have a sample mean KThe length of human pregnancies is approximately normal with mean µ = 266 days and standard deviation o= 16 days. Complete parts (a) through (f).(a) What is the probability that a randomly selected pregnancy lasts less than 261 days?The probability that a randomly selected pregnancy lasts less than 261 days is approximately.(Round to four decimal places as needed.)Interpret this probability. Select the correct choice below and fill in the answer box within your choice.(Round to the nearest integer as needed.)OA. If 100 pregnant individuals were selected independently from this population, we would expectOB. If 100 pregnant individuals were selected independently from this population, we would expectOC. If 100 pregnant individuals were selected independently from this population, we would expect(b) Suppose a random sample of 25 human pregnancies is obtained. Describe the sampling distributionpregnancies to last exactly 261 days.pregnancies to last more than 261 days.pregnancies to last less than 261 days.of the sample mean length of pregnancies.

The given mean is 266 days and standard deviation is 16 days.

... (a) What is the probability that a randomly selected pregnancy lasts less than 261 days? The probability that a randomly selected pregnancy lasts less than 261 days is approximately. (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box within your choice. (Round to the nearest integer as needed.) OA. If 100 pregnant individuals were selected independently from this population, we would expect OB. If 100 pregnant individuals were selected independently from this population, we would expect OC. If 100 pregnant individuals were selected independently from this population, we would expect (b) Suppose a random sample of 25 human pregnancies is obtained. Describe the sampling distribution of the sample mean length of pregnancies. pregnancies to last exactly 261 days. pregnancies to last more than 261 days. pregnancies to last less than 261 days.

... (a) What is the probability that a randomly selected pregnancy lasts less than 261 days? The probability that a randomly selected pregnancy lasts less than 261 days is approximately. (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box within your choice. (Round to the nearest integer as needed.) OA. If 100 pregnant individuals were selected independently from this population, we would expect OB. If 100 pregnant individuals were selected independently from this population, we would expect OC. If 100 pregnant individuals were selected independently from this population, we would expect (b) Suppose a random sample of 25 human pregnancies is obtained. Describe the sampling distribution of the sample mean length of pregnancies. pregnancies to last exactly 261 days. pregnancies to last more than 261 days. pregnancies to last less than 261 days.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

Please answer a-b

K
The length of human pregnancies is approximately normal with mean μ = 266 days and standard deviation = 16 days. Complete parts (a) through (f).
(b) Suppose a random sample of 25 human pregnancies is obtained. Describe the sampling distribution of the sample mean length of pregnancies.
The sampling distribution of x is
with Hand =
(Type integers or decimals rounded to four decimal places as needed.)
(c) What is the probability that a random sample of 25 pregnancies has a mean gestation period of 261 days or less?
The probability that the mean of a random sample of 25 pregnancies is less than 261 days is approximately
(Round to four decimal places as needed.)
Interpret this probability. Select the correct choice below and fill in the answer box within your choice.
(Round to the nearest integer as needed.)
OA. If 100 independent random samples of size n = 25 pregnancies were obtained from this population, we would expect
of 261 davs or less.
sample(s) to have a sample mean

K
The length of human pregnancies is approximately normal with mean µ = 266 days and standard deviation o= 16 days. Complete parts (a) through (f).
(a) What is the probability that a randomly selected pregnancy lasts less than 261 days?
The probability that a randomly selected pregnancy lasts less than 261 days is approximately.
(Round to four decimal places as needed.)
Interpret this probability. Select the correct choice below and fill in the answer box within your choice.
(Round to the nearest integer as needed.)
OA. If 100 pregnant individuals were selected independently from this population, we would expect
OB. If 100 pregnant individuals were selected independently from this population, we would expect
OC. If 100 pregnant individuals were selected independently from this population, we would expect
(b) Suppose a random sample of 25 human pregnancies is obtained. Describe the sampling distribution
pregnancies to last exactly 261 days.
pregnancies to last more than 261 days.
pregnancies to last less than 261 days.
of the sample mean length of pregnancies.

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