For each of the problems below, be sure to SKETCH the standard normal curve and. SHADE IN the area you are being asked to find. See the following example:. |
Sketch a normal curve for each distribution. Label the x-axis at one, two, and three standard deviations from the mean. 5. mean = 95; ... |
Use a table of areas to find the specified area under the standard normal curve. ... Answer Key. Testname: PRACTICE-CH5. 1) C. 2) B. 3) C. 4) B. 5) B. 6) C. 7) A. |
A normal distribution has a symmetric bell shape centered on the mean. Example 1: The following normal distribution describes the repair times for a local auto ... |
The document contains 18 problems involving normal distributions. The problems cover a variety of topics including finding percentages of values above or ... |
Find the area under the standard normal curve between z = –1.5 and z = 1.25. From the Standard Normal Table, the area is equal to 0.8276. |
Into what range must a candidate's cholesterol level be in order for the candidate to be included in the study? Answer Key: 1. z = 2.22. 2. Answers will vary. |
The Standard Normal Distribution: A normal distribution with a mean of ______ and a standard deviation of ______. Example 4: For each normal curve, estimate the ... |
standard Normal variable z. Draw a picture to show the area of interest under the standard Normal curve. Then find the required area under the standard Normal. |
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