A standardized exa's scores are normally distributed. In a recent year, the mean test score was 1508 and the standard de

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A standardized exa's scores are normally distributed. In a recent year, the mean test score was 1508 and the standard deviation was 316. The test scores of four students selected at random are 1920, 1230, 2240, and 1300. Find the scor that correspond to each value and determine whether any of the values are unusual The 2-score for 1520 is (Round to two decimal places as needed) The e-score for 1230 gound to two decimal places as needed) The 2-score for 2240 found to two decimal places as needed) The score for 1390 Rount to two decal places as needed) Which values any, are unusual? Select the comect choice below and, if necessary, in t OA The unusual value(s) are (Use a comma to separate anawers as needed) OB None of the values are unusual
Find the z-scores for which 12% 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.)
Find the indicated area under the standard normal curve. Between z = 0 and z = 1.85 Click here to view page 1 of the standard normal table. Click here to view page 2 of the standard normal table. The area between z = 0 and z= 1.85 under the standard normal curve is (Round to four decimal places as needed.)
You roll a six-sided die. Find the probability of each of the following scenarios. (a) Rolling a 6 or a number greater than 3 (b) Rolling a number less than 5 or an even number (c) Rolling a 2 or an odd number (a) P(6 or number > 3) = (b) P(1 or 2 or 3 or 4 or 6) = (c) P(2 or 1 or 3 or 5) = (Round to three decimal places as needed.) (Round to three decimal places as needed.) (Round to three decimal places as needed.)
est: MidTerm Exam-(Covers Lessons 1-21) The score for 1920 is Round to two decimal places as needed) The 2-score for 1230 is (Hound to two decimal places as needed A standardized exam's scores are normally distributed. In a recent year, the mean test score was 1508 and the standard deviation was 316. The test scores of four students selected at random are 1920, 1230 2240 and 1390 Find the scores that comespond to each value and determine whether any of the values are unusual The 2-score for 2240 (Round to two decimal places as needed) Question 8 of 20 OA The unusual ver The 2-score for 1300 (Round to two decimal places as needed) Which values, if any, are unusual? Select the corect choice below and, if necessary in the answer box within your cho (Use a comma to separats answers as needed) B. None of the values are unusua CD This test: 100 points) possible This question: 5 points possible Resume later Submit test Time Remaining 25404 Next
Find the indicated area under the standard normal curve. Between z=0 and z= 1.85 Click here to view page 1 of the standard normal table. Click here to view page 2 of the standard normal table. The area between z = 0 and z= 1.85 under the standard normal curve is (Round to four decimal places as needed.)
You roll a six-sided die. Find the probability of each of the following scenarios. (a) Rolling a 6 or a number greater than 3 (b) Rolling a number less than 5 or an even number (c) Rolling a 2 or an odd number (a) P(6 or number > 3) = (Round to three decimal places as needed.) (b) P(1 or 2 or 3 or 4 or 6) = (Round to three decimal places as needed.) (c) P(2 or 1 or 3 or 5) = (Round to three decimal places as needed.)