Answer the following. (a) The standard normal curve is graphed below. Shade the region under the standard normal curve to the left of z = 0.00. 04 03- 02- 0.1+ X (b) Use this table or the ALEKS calculator to find the area under the standard normal curve to the left of z = 0.00. Give your answer to four decimal places (for example, 0.1234). 0 X
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- Respiratory Rate Researchers have found that the 95 th percentile the value at which 95% of the data are at or below for respiratory rates in breath per minute during the first 3 years of infancy are given by y=101.82411-0.0125995x+0.00013401x2 for awake infants and y=101.72858-0.0139928x+0.00017646x2 for sleeping infants, where x is the age in months. Source: Pediatrics. a. What is the domain for each function? b. For each respiratory rate, is the rate decreasing or increasing over the first 3 years of life? Hint: Is the graph of the quadratic in the exponent opening upward or downward? Where is the vertex? c. Verify your answer to part b using a graphing calculator. d. For a 1- year-old infant in the 95 th percentile, how much higher is the walking respiratory rate then the sleeping respiratory rate? e. f.Use this table or the ALEKS calculator to complete the following. Give your answers to four decimal places (for example, 0.1234). (a) Find the area under the standard normal curve to the right of z= 0.85. (b) Find the area under the standard normal curve between z=-2.68 and z=-1.19.Use this table or the ALEKS calculator to complete the following. Give your answers to four decimal places (for example, 0.1234). (a) Find the area under the standard normal curve to the right of z = 1.41. (b) Find the area under the standard normal curve between z = -2.09 and z = 1.56.
- Use this table or the ALEKS calculator to complete the following. Give your answers to four decimal places (for example, 0.1234). (a) Find the area under the standard normal curve to the right of z= -0.14. 0 (b) Find the area under the standard normal curve between z = -2.59 and z=2.02. 0see pictures for graphic. Questions a and b. (a) The standard normal curve is graphed below. Shade the region under the standard normal curve to the left of z=−1.00. (b)Use this table or the ALEKS calculator to find the area under the standard normal curve to the left of z=−1.00.Give your answer to four decimal places (for example, 0.1234).Find the z-scores for which 90% of the distribution's area lies between -z and z. Please show how the answer can be found using a TI-84 calculator. Thank you.
- Español Use this table or the ALEKS calculator to complete the following. Give your answers to four decimal places (for example, 0.1234). (a) Find the area under the standard normal curve to the right of z= -0.45. 0 (b) Find the area under the standard normal curve between z= -2.68 and z= - 1.19. 0 X & E ▷ 81-Find za/2 for a=0.02. Table of normal curve areas. Click the icon to view the table of normal curve areas. Z12= (Round to two decimal places as needed.) Za/2 00 01 .02 03 04 05 06 L07 08 09 0000 0398 .0793 1179 1554 1915 0040 0438 0832 1217 1591 1950 .0080 0478 .0871 1255 0120 0517 0910 1293 1664 2019 0160 .0557 .0948 1331 1700 2054 L0199 0596 0987 1368 1736 2088 0239 0636 .0279 0675 1026 1406 1772 2123 1064 1443 1808 2157 .0319 0714 1103 1480 0359 0753 1141 1517 1879 2224 1628 1985 1844 2190 2257 2580 2881 3159 13413 2357 2673 2291 2611 2910 3186 3438 2324 2642 2939 3212 3461 2389 2704 2995 3264 3508 2422 2734 3023 3289 3531 2454 2764 3051 3315 2486 2794 2549 2852 3078 3340 3577 2517 2823 3106 3365 3599 .8 2967 3238 3485 3133 3389 3621 1.0 3554 3665 3869 4049 4207 4345 3729 13925 4099 4251 4382 3770 3643 3849 4032 4192 4332 3708 3907 4082 4236 4370 13790 3980 4147 3810 3997 4162 .4306 4429 3830 4015 4177 3749 1.1 1.2 1.3 1.4 1.5 3686 3888 4066 4222 4357 3944 4115 4265 4394 3962 4131…The length of a 13-year-old female's upper arm is approximately normally distributed with mean μ = 34.6 cm and a standard deviation of o=2.4 cm. Complete parts (a) through (c) below. (a) Draw a normal curve with the parameters labeled. Choose the correct graph below. A. O C. A. A -4.8 -2.4 2.4 4.8 7.2 C. -7.2 -X -103.8 -69.2 -34.6 0 34.6 69.2 103.8 I -X B. Q D. (b) Shade the region that represents the proportion of 13-year-old females whose upper arm length is less than 32 cm. The horizontal axis tick marks are the same as those in part (a). Choose the correct graph below. B. I I D. 27.4 29.8 32.2 34.6 -X 37 39.4 41.8 -X -101.4 -66.8 -32.2 2.4 37 71.6 106.2 -X
- see pictures for graphic. Questions a and b. (a) The standard normal curve is graphed below. Shade the region under the standard normal curve to the left of z=0.00. (b)Use this table or the ALEKS calculator to find the area under the standard normal curve to the left of z=0.00. Give your answer to four decimal places (for example, 0.1234).Find the areas for the following z values. Use standard normal table. Provide your answers to four decimal places (4 dp.) (a) Area to the left of z= -0.25 - (b) Area to the right of z =1.23 - (c) Area to the right of z=-2.97 - (d) Area to the left of z=0.00 - (e) Area to the left of z=2.33 - ii) Using your calculator in STAT MODE, find the mean and standard deviation of the following sample for the variable age (Round to 3 dp). 18 18 20 20 23 25 29 35 Mean : Standard Deviation :(a) The figure to the right represents the normal curve with u 266 days and 16 days. The area to the left of X=245 is 0.0947. Provide two interpretations of this area. Provide one interpretation of the area using the given values. Select the comect choice below and fill in the answer boxes to complete your choice. (Type integers or decimals.) ⒸA. The proportion of human pregnancies that last less than OB. The proportion of human pregnancies that last more than days is days is 4. 245 246 C