If the value of x is less than μ for a standard normal probability distribution, then...

Question

Question

If the value of x is less than μ for a standard normal probability distribution, then

		the z-statistic is positive
		the z-statistic is negative
		the z-statistic is equal to zero
		f(x) will be an even number

Answer 1

Answer #1

If the value of x is less than μ for a standard normal probability distribution, then

		the z-statistic is positive
		the z-statistic is negative
		the z-statistic is equal to zero
		f(x) will be an even number

Answer is the z-statistic is negative

Answer 2

Similar Homework Help Questions

X follows normal distribution with mean μ. The probability that X is less than (μ+0.4) is...

X follows normal distribution with mean μ. The probability that X is less than (μ+0.4) is given by, >0.5 =0.4 <0.5 =0.6
Consider a normal distribution with mean 25 and standard deviation 5. What is the probability a...

Consider a normal distribution with mean 25 and standard deviation 5. What is the probability a value selected at random from this distribution is greater than 25? (Round your answer to two decimal places.) Assume that x has a normal distribution with the specified mean and standard deviation. Find the indicated probability. (Round your answer to four decimal places.) μ = 14.9; σ = 3.5 P(10 ≤ x ≤ 26) = Need Help? Read It Assume that x has a...
Assume that X has a normal distribution, and find the indicated probability. The mean is μ...

Assume that X has a normal distribution, and find the indicated probability. The mean is μ = 22.0 and the standard deviation is σ = 2.0 Find the probability that X is less than 50.0 Round to 3 decimals

Given a normal distribution with μ=55 and σ=3.0, a) What is the probability that X greater...

Given a normal distribution with μ=55 and σ=3.0, a) What is the probability that X greater than>51? B) What is the probability that X less than<49? c) For this distribution,99%of the values are less than what X-value? d) Between what two X-values (symmetrically distributed around the mean) are 80% of the values?
Given a normal distribution, X, with mean, 110, and standard deviation, sigma = 46. A. What...

Given a normal distribution, X, with mean, 110, and standard deviation, sigma = 46. A. What is the X value with Z-score equal to z = 0.65? B. What is the probability of X is less than or equal to 146.9? %
Given a normal distribution, X, with mean, 110, and standard deviation, sigma = 46. A. What...

Given a normal distribution, X, with mean, 110, and standard deviation, sigma = 46. A. What is the X value with Z-score equal to z = 0.65? B. What is the probability of X is less than or equal to 146.9? %

Given a normal distribution, X, with mean, 150, and standard deviation, sigma = 42. A. What...

Given a normal distribution, X, with mean, 150, and standard deviation, sigma = 42. A. What is the X value with Z-score equal to z = 2.77? B. What is the probability of X is less than or equal to 266.3? %
Let X be normal with mean μ and standard deviation σ. a) The cumulative distribution satisfies...

Let X be normal with mean μ and standard deviation σ. a) The cumulative distribution satisfies F(σ) = 50% b) X is bimodal with modes as μ- σ and μ+σ c) F(μ-σ) = 1-F(μ+σ) d) Z = (X-μ)/σ is the standard unit normal. e) If a<c<b, the (F(b)-F(a))>(F(c)-F(a))
For a normal distribution, find the percentage of data that are Less than μ−1σ= %...

For a normal distribution, find the percentage of data that are Less than μ−1σ= % ANSWER IS NOT 16 P(−z0≤z≤0)=0.3238 ANSWER NOT .42 z0=

21. Let X have a standard normal distribution. Find P (-1.12 is less than or equal...

21. Let X have a standard normal distribution. Find P (-1.12 is less than or equal to X is less than or equal to 0.46 )