Suppose the mean blood pressure for people in a certain country is 130 mmHg with a standard deviation of 24 mmHg. Blood pressure is normally distributed. State the random variable. Suppose a sample of size 10 is taken. State the shape of the distribution of the sample mean. H The mean blood pressure of people in the country. The standard deviation of blood pressures of people in the country. O The blood pressure of a person in the country. O The shape of the sampling distribution of the sample mean is unknown since the population of the random variable is normally distributed and the sample size is less than 30. 0x Suppose a sample of size 10 is taken. State the mean of the sample mean. = The sampling distribution of the sample mean is normally distributed since the population is normally distributed. = The sampling distribution of the sample mean is unknown since the sample size is less than 30. Suppose a sample of size 10 is taken. State the standard deviation of the sample mean. Round to two decimal places. Suppose a sample of size 10 is taken. Find the probability that the sample mean blood pressure is more than 135 mmHg. Round to 2 decimal places. P(X 135) =

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Suppose the mean blood pressure for people in a certain country is
130 mmHg with a standard deviation of 24 mmHg. Blood pressure
is normally distributed.
State the random variable.
The mean blood pressure of people in the country.
The standard deviation of blood pressures of people in the
country.
O The blood pressure of a person in the country.
Suppose a sample of size 10 is taken. State the shape of the
distribution of the sample mean.
The shape of the sampling distribution of the sample mean
is unknown since the population of the random variable is
normally distributed and the sample size is less than 30.
The sampling distribution of the sample mean is normally
distributed since the population is normally distributed.
The sampling distribution of the sample mean is unknown
since the sample size is less than 30.
Suppose a sample of size 10 is taken. State the mean of the
sample mean.
Suppose a sample of size 10 is taken. State the standard deviation
of the sample mean. Round to two decimal places.
0x =
Suppose a sample of size 10 is taken. Find the probability that the
sample mean blood pressure is more than 135 mmHg. Round to 2
decimal places.
P(X> 135) =
Transcribed Image Text:Suppose the mean blood pressure for people in a certain country is 130 mmHg with a standard deviation of 24 mmHg. Blood pressure is normally distributed. State the random variable. The mean blood pressure of people in the country. The standard deviation of blood pressures of people in the country. O The blood pressure of a person in the country. Suppose a sample of size 10 is taken. State the shape of the distribution of the sample mean. The shape of the sampling distribution of the sample mean is unknown since the population of the random variable is normally distributed and the sample size is less than 30. The sampling distribution of the sample mean is normally distributed since the population is normally distributed. The sampling distribution of the sample mean is unknown since the sample size is less than 30. Suppose a sample of size 10 is taken. State the mean of the sample mean. Suppose a sample of size 10 is taken. State the standard deviation of the sample mean. Round to two decimal places. 0x = Suppose a sample of size 10 is taken. Find the probability that the sample mean blood pressure is more than 135 mmHg. Round to 2 decimal places. P(X> 135) =
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