Fill in the Table to 3 decimal places: Remember that za is the z-score for which a is the area under the standard normal curve to the right. Z0.1 20.05 20.025 20.01 20.005
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- please find the area of z score between -2.15 and 2.1395 also draw shaded area ...Find the z-scores for which 92% of the distribution's area lies between -z and z. Click to view page 1 of the table. Click to view page 2 of the table. The z-scores are (Use a comma to separate answers as needed. Round to two decimal places as needed.)Identify the z-score based on the area under the curve. Find the z-score where 95% (.95) of the curve is below this z-score and 5% (.05) is above. Find the z-scores between which 95% (.95) of the curve is located, with 2.5% (.025) is left in each tail.
- Use the z-table to find the area that corresponds to each of the following z-scores. 1. z=.35 2. z=1.56 3. z=-2.78 4. z=3.00 5. z=0.00Find the area under the normal curve between z= -2.10 and z= -0.45.Express your answer as a decimal. Round to 4 decimal places after the decimal point. Answer:Find the area under the normal curve to the left of z= -1.56 plus the area under the normal curve to the right of z= 2.56. The combined area is?
- Find the area under the normal curve between z= -2.23 and z= -1.22. Express your answer as a decimal. Round to 4 decimal places after the decimal point. Answer:Use the table for area under the standard normal curve to find the area under the standard normal curve and above the interval [0.3,2.3] on the horizontal axis. Click the icon to view the area under the standard normal curve table. The area under the standard normal curve and above the interval [0.3,2.3] on the horizontal axis is (Type an integer or a decimal.)Suppose the lengths of human pregnancies are normally distributed with u= 266 days and o = 16 days. Complete parts (a) and (b) below. (a) The figure to the right represents the normal curve with u= 266 days and o = 16 days. The area to the right of X = 300 is 0.0168. Provide two interpretations of this area. Provide one interpretation of the area using the given values. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals.) O A. The proportion of human pregnancies that last less than days is 266 300 O B. The proportion of human pregnancies that last more than days is Provide a second interpretation of the area using the given values. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals.) O A. The probability that a randomly selected human pregnancy lasts more than days is O B. The probability that a randomly selected human pregnancy lasts less than days is
- (b) The figure to the right represents the normal curve with u= 266 days and o = 16 days. The area between x = 285 and x= 300 is 0.1007. Provide two interpretations of this area. Provide one interpretation of the area using the given values. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals. Use ascending order.) O A. The proportion of human pregnancies that last less than or more than days is O B. The proportion of human pregnancies that last between and days is X 266 285 300 Provide a second interpretation of the area using the given values. Select the correct choice below and fill in the answer boxes to complete your choice. (Type integers or decimals. Use ascending order.) O A. The probability that a randomly selected human pregnancy lasts between and days is O B. The probability that a randomly selected human pregnancy lasts less than or more than days isFind the z-scores for which 80% of the distribution's area lies between -z and z. Click to view page 1 of the table. Click to view page 2 of the table. The Z-scores are (Use a comma to separate answers as needed. Round to two decimal places as needed.) CUse the standard normal table to find the area to the left of z=−2.91.
