According to a statistical journal, the average length of a newborn baby is 19.2 inches with astandard deviation of 0.7 inches. The distribution of lengths is approximately normal. Use yourknowledge about normal distribution to answer questions below. (Round to four decimal placesas needed.)a. What is the probability that a newborn baby will have a length of 18 inches or less? Shadethe area of the graph that represents the probability and find the corresponding value.Density18/17.1 19.2

Mean()=19.2Standard deviation()=0.7

Answered: According to a statistical journal, the…

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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Find the area of the shaded region. The graph depicts the standard normal distribution of bone density scores with mean 0 and standard deviation 1.
The blood pressure in millimeters was measured for a large sample of people. The average pressure is 140 mm, and the SD of the measurements is 20 mm. The histogram looks reasonably like a normal curv Use the normal curve to estimate the following percentages. Choose the answer that is closest to being correct. A 19.1% B 30.9% C 38.2% D 69.1% E 68.27% A The percentage of people with blood pressure between 130 and 150 mm. B The percentage of people with blood pressure between 140 and 150 mm. D The percentage of people with blood pressure over 150 mm.
Assume that a randomly selected subject is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Find the probability that a given score is between -2.05 and 3.87 and draw a sketch of the region. Sketch the region. Choose the correct graph below. OA. OB. OC. OD. -2.05 3.87 2.05 3.87 -2.05 3.87 -2.05 3.87 The probability is (Round to four decimal places as needed.)
Assume that a randomly selected subject is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Find the probability that a given score is less than -0.74 and draw a ketch of the region. Sketch the region. Choose the correct graph below. VA. O B. C. O D. -0.74 -0.74 0.74 -0.74 0.74 The probability is (Round to four decimal places as needed.) of
Assume that a randomly selected subject is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Draw a graph and find the probability of a bone density test score greater than negative 1.91−1.91. Question content area bottom Part 1 Sketch the region. Choose the correct graph below. A. -1.91 A symmetric bell-shaped curve is plotted over a horizontal axis. A vertical line segment runs from the horizontal axis to the curve at labeled coordinate negative 1.91, which is to the left of the curve’s center and peak. The area under the curve to the right of negative 1.91 is shaded. B. -1.91 A symmetric bell-shaped curve is plotted over a horizontal axis. A vertical line segment runs from the horizontal axis to the curve at labeled coordinate negative 1.91, which is to the left of the curve’s center and peak. The area under the curve to the left…
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Assume the readings on thermometers are normally distributed with a mean of 0°C and a standard deviation of 1.00°C. Find the probability that a randomly selected thermometer reads between - 1.94 and -1.06 and draw a sketch of the region. Click to view page 1 of the table. Click to view page 2 of the table. Sketch the region. Choose the correct graph below. O A. O B. O C. W W -1.94 -1.06 -1.94 -1.06 -1.94 -1.06 The probability is (Round to four decimal places as needed.)
please answer all subparts
Use the standard normal table to find the z-score that corresponds to the given percentile. If the area is not in the table, use the entry closest to the area. If the area is halfway between two entries use the z-score halfway between the corresponding z-scores. If convenient, use technology to find the z-score. P 25 Click to view page 1 of the table. Click to view page 2 of the table. The z-score that corresponds to P25 is (Round to two decimal places as needed.)
Assume that a randomly selected subject is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Draw a graph and find the probability of a bone density test score between 1.83 and 1.83. Sketch the region. Choose the correct graph below. O A. -1.83 1.83 B. -1.83 *** 1.83 O C. -1.83 1.83 O D. -1.83 1.83
Assume that a randomly selected subject is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Dra a bone density test score greater than 0. Sketch the region. Choose the correct graph below. O A. OB. The probability is (Round to four decimal places as needed.) O C. ANA ỏ O D. SOU

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