Question: The random variable X is normally distributed with a mean of 70 and standard deviation of 10. What is the probability that X is within

The random variable X is normally distributed with a mean of 70 and standard deviation of 10. What is the probability that X is within one standard deviation of the mean?

a. 0.683 b. 0.954 c. 0.271 d. 0.161

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

The random variable X is normally distributed with a mean of 70 and standard deviation of 10. What is the probability that X is within one standard deviation of the mean?

The random variable X is normally distributed with the mean U=50 and the standard deviation o=7. Find the probability, and draw a normal curve with the area to the probability shaded. P(34

Assume that the random variable x is normally distributed with a mean of 68 and standard deviation of 14 compute the probability P(X

Assume the random variable X is normally distributed with a mean of 50 and standard deviation of 7. Compute the probability P(X>36)

In need of assistance with the following questions. Hand written or typed is fine, explanations appreciated. There are approximately 14 questions. Thanks in advance. 3. The graph of a normal curve is...

4. Determine the area under the standard normal curve that lies to the left of (a) Upper Z equals negative 0.12 comma (b) Upper Z equals negative 1.25, (c) Upper Z equals negative 0.19, and (d) Upper...

the diameters of oranges found in the orchard to follow a normal distribution with a mean of 120mm and a standard deviation of 10mm what proportion of oranges in the orchard have a diameter between...

1) Random variable X is normally distributed with a mean of 10 and standart deviation of 0.6. Calculate the z-score for x=7.4. 2) Random variable X is uniformly distributed between 5 and 15....

Assume that the random variable X is normally distributed, with mean mu equals 50 and standard deviation sigma equals10. Compute the probability P (55less than X less than or equals 70). Be sure to...

Assume the random variable X is normally distributed with mean mu equals 50 and standard deviation sigma equals 7. Compute the probability. Be sure to draw a normal curve with the area corresponding...

Karsan Otomativ had 658 million shares outstanding with a book value of $33.0 per share in 2020. The market price of a share was $159.80. Karsan Otomativ had a long term debt of $14.80 that was...

Explain the term concurrent engineering. Why is it important?

To declare an indexer, which keyword do you code before the brackets that contain the parameter that defines the index? q , this var void delegate

Which stage of the organizational socialization process starts when the employee commences work with the company? Multiple choice question. encounter accommodation anticipatory understanding and...

Refer to the income statement for Krispy Kreme in Appendix A. What term is used in stead of cost of goods sold? Does the company present a detailed calculation of its cost of goods sold? gg5

What items appear in financial statements of merch andising companies but not in the statements of service companies? kjh5

Explain how a business can earn a positive gross profit on its sales and still have a net loss. g4